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2021

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Articles 601 - 630 of 1265

Full-Text Articles in Animal Sciences

Microhabitat Selection Of A Sicilian Subterranean Woodlouse And Its Implications For Cave Management, Giuseppe Nicolosi, Stefano Mammola, Salvatore Costanzo, Giorgio Sabella, Rosolino Cirrincione, Giovanni Signorello, Marco Isaia Mar 2021

Microhabitat Selection Of A Sicilian Subterranean Woodlouse And Its Implications For Cave Management, Giuseppe Nicolosi, Stefano Mammola, Salvatore Costanzo, Giorgio Sabella, Rosolino Cirrincione, Giovanni Signorello, Marco Isaia

International Journal of Speleology

Human activities in subterranean environments can affect different ecosystem components, including the resident fauna. Subterranean terrestrial invertebrates are particularly sensitive to environmental change, especially microclimatic variations. For instance, microclimate modifications caused by the visitors may directly affect local fauna in caves opened to the public. However, since numerous factors act synergistically in modulating the distribution and abundance of subterranean species, it remains challenging to differentiate the impact of human intervention from that of other factors. Therefore, evidence of the impact of tourism on cave invertebrate fauna remains scarce. Over a year and with approximately two visits a month, we investigated …


Sex-Specific Variation Of Social Play In Wild Immature Tibetan Macaques, Macaca Thibetana, Tong Wang, Xi Wang, Paul A. Garber, Bing-Hua Sun, Lixing Sun, Dong-Po Xia, Jin-Hua Li Mar 2021

Sex-Specific Variation Of Social Play In Wild Immature Tibetan Macaques, Macaca Thibetana, Tong Wang, Xi Wang, Paul A. Garber, Bing-Hua Sun, Lixing Sun, Dong-Po Xia, Jin-Hua Li

Biology Faculty Scholarship

Theories proposed to explain social play have centered on its function in establishing social relationships critical for adulthood, its function in developing motor skills needed to survive, and promoting cognitive development and social learning. In this study, we compared variations in social play among infant and juvenile male and female Macaca thibetana. Given that this species is characterized by female philopatry and male dispersal, we hypothesized that immature females use social play as a mechanism to develop bonds that persist through adulthood whereas immature males use play to develop social skills needed to successfully enter new groups. The results indicated …


Caracuel_ Spiny Dogfish (Squalus Acanthias) Jaw, Nicolas M. Caracuel, David W. Kerstetter Mar 2021

Caracuel_ Spiny Dogfish (Squalus Acanthias) Jaw, Nicolas M. Caracuel, David W. Kerstetter

All Scans: Kerstetter Fisheries and Avian Ecology 3D Scan Series

Female Spiny Dogfish (Squalus acanthias) jaw collected in MBIO 3910 Lab on 11/03/2021 by Nicolas M. Caracuel.

2 cm tall at the center/middle of the jaw.

3.1cm tall at the hinges.

7.9 cm long from hinge to hinge.


Young Cattle Producers Conference Develops Leaders In Idaho, Carmen J. Willmore, Meranda Small, Sarah Baker, Jim Church Mar 2021

Young Cattle Producers Conference Develops Leaders In Idaho, Carmen J. Willmore, Meranda Small, Sarah Baker, Jim Church

Journal of Extension

The need for young leadership in the beef industry has become a rising concern as the average age of primary operators increases. Extension educators developed a leadership conference for beef producers with the primary objective to educate and develop leadership qualities in young cattle producers. To achieve the objective participants, age 18-40 years old, had opportunities to learn all aspects of the industry through presentations, hands-on learning and industry tours. A post-conference survey revealed that participants planned to utilize what they learned and had a better understanding of the beef industry at the conclusion of the program.


Maternal Vitamin And Mineral Supplementation And Rate Of Maternal Weight Gain Affects Placental Expression Of Energy Metabolism And Transport-Related Genes, Wellison J. S. Diniz, Lawrence P. Reynolds, Pawel P. Borowicz, Alison K. Ward, Kevin K. Sedivec, Kacie L. Mccarthy, Cierrah J. Kassetas, Friederike Baumgaertner, James D. Kirsch, Sheri T. Dorsam, Tammi L. Neville, J. Chris Forcherio, Ronald R. Scott, Joel S. Caton, Carl R. Dahlen Mar 2021

Maternal Vitamin And Mineral Supplementation And Rate Of Maternal Weight Gain Affects Placental Expression Of Energy Metabolism And Transport-Related Genes, Wellison J. S. Diniz, Lawrence P. Reynolds, Pawel P. Borowicz, Alison K. Ward, Kevin K. Sedivec, Kacie L. Mccarthy, Cierrah J. Kassetas, Friederike Baumgaertner, James D. Kirsch, Sheri T. Dorsam, Tammi L. Neville, J. Chris Forcherio, Ronald R. Scott, Joel S. Caton, Carl R. Dahlen

Department of Animal Science: Faculty Publications

Maternal nutrients are essential for proper fetal and placental development and function. However, the effects of vitamin and mineral supplementation under two rates of maternal weight gain on placental genome-wide gene expression have not been investigated so far. Furthermore, biological processes and pathways in the placenta that act in response to early maternal nutrition are yet to be elucidated. Herein, we examined the impact of maternal vitamin and mineral supplementation (from pre-breeding to day 83 post-breeding) and two rates of gain during the first 83 days of pregnancy on the gene expression of placental caruncles (CAR; maternal placenta) and cotyledons …


Recent Genetic Connectivity And Clinal Variation In Chimpanzees, Jack D. Lester, Linda Vigilant, Paolo Gratton, Maureen S. Mccarthy, Christopher D. Barratt, Paula Dieguez, Anthony Agbor, Paula Alvarez-Varona, Samuel Angedakin, Emmanuel Ayuk Ayimisin, Emma Bailey, Mattia Bessone, Gregory Brazzola, Rebecca Chancellor, Heather Cohen, Emmanuel Danquah, Tobias Deschner, Villard Ebot Egbe, Manasseh Eno-Nku, Annemarie Goedmakers, Anne-Celine Granjon, Josephine Head, Daniela Hedwig, R. Adriana Hernandez-Aguilar, Kathryn J. Jeffery, Sorrel Jones, Jessica Junker, Parag Kadam, Michael Kaiser, Ammie K. Kalan, Laura Kehoe, Ivonne Kienast, Kevin E. Langergraber, Juan Lapuente, Anne Laudisoit, Kevin Lee, Sergio Marrocoli, Vianet Mihindou, David Morgan, Geoffrey Muhanguzi, Emily Neil, Sonia Nicholl, Christopher Orbell, Lucy Jayne Ormsby, Liliana Pacheco, Alex Piel, Martha M. Robbins, Aaron S. Rundus, Crickette Sanz, Lilah Sciaky, Alhaji M. Siaka, Veronika Staedele, Fiona Stewart, Nikki Tagg, Els Ton, Joost Van Schijndel, Magloire Kambale Vyalengerera, Erin G. Wessling, Jacob Willie, Roman M. Wittig, Yisa Ginath Yuh, Kyle Yurkiw, Klaus Zuberbuehler, Christophe Boesch, Hjalmar S. Kuehl, Mimi Arandjelovic Mar 2021

Recent Genetic Connectivity And Clinal Variation In Chimpanzees, Jack D. Lester, Linda Vigilant, Paolo Gratton, Maureen S. Mccarthy, Christopher D. Barratt, Paula Dieguez, Anthony Agbor, Paula Alvarez-Varona, Samuel Angedakin, Emmanuel Ayuk Ayimisin, Emma Bailey, Mattia Bessone, Gregory Brazzola, Rebecca Chancellor, Heather Cohen, Emmanuel Danquah, Tobias Deschner, Villard Ebot Egbe, Manasseh Eno-Nku, Annemarie Goedmakers, Anne-Celine Granjon, Josephine Head, Daniela Hedwig, R. Adriana Hernandez-Aguilar, Kathryn J. Jeffery, Sorrel Jones, Jessica Junker, Parag Kadam, Michael Kaiser, Ammie K. Kalan, Laura Kehoe, Ivonne Kienast, Kevin E. Langergraber, Juan Lapuente, Anne Laudisoit, Kevin Lee, Sergio Marrocoli, Vianet Mihindou, David Morgan, Geoffrey Muhanguzi, Emily Neil, Sonia Nicholl, Christopher Orbell, Lucy Jayne Ormsby, Liliana Pacheco, Alex Piel, Martha M. Robbins, Aaron S. Rundus, Crickette Sanz, Lilah Sciaky, Alhaji M. Siaka, Veronika Staedele, Fiona Stewart, Nikki Tagg, Els Ton, Joost Van Schijndel, Magloire Kambale Vyalengerera, Erin G. Wessling, Jacob Willie, Roman M. Wittig, Yisa Ginath Yuh, Kyle Yurkiw, Klaus Zuberbuehler, Christophe Boesch, Hjalmar S. Kuehl, Mimi Arandjelovic

Psychology Faculty Publications

Much like humans, chimpanzees occupy diverse habitats and exhibit extensive behavioural variability. However, chimpanzees are recognized as a discontinuous species, with four subspecies separated by historical geographic barriers. Nevertheless, their range-wide degree of genetic connectivity remains poorly resolved, mainly due to sampling limitations. By analyzing a geographically comprehensive sample set amplified at microsatellite markers that inform recent population history, we found that isolation by distance explains most of the range-wide genetic structure of chimpanzees. Furthermore, we did not identify spatial discontinuities corresponding with the recognized subspecies, suggesting that some of the subspecies-delineating geographic barriers were recently permeable to gene flow. …


Effects Of Hierarchical Steepness On Grooming Patterns In Female Tibetan Macaques (Macaca Thibetana), Dong-Po Xia, Xi Wang, Paul A. Garber, Bing-Hua Sun, Lori K. Sheeran, Lixing Sun, Jin-Hua Li Mar 2021

Effects Of Hierarchical Steepness On Grooming Patterns In Female Tibetan Macaques (Macaca Thibetana), Dong-Po Xia, Xi Wang, Paul A. Garber, Bing-Hua Sun, Lori K. Sheeran, Lixing Sun, Jin-Hua Li

Anthropology and Museum Studies Faculty Scholarship

Hierarchical steepness, defined as status asymmetries among conspecifics living in the same group, is not only used as a main characteristic of animal social relationships, but also represents the degree of discrepancy between supply and demand within the framework of biological market theory. During September and December 2011, we studied hierarchical steepness by comparing variation in grooming patterns in two groups of Tibetan macaques (Macaca thibetana), a primate species characterized by a linear dominance hierarchy. Using a focal sampling method, we collected behavioral data from two provisioned, free-ranging groups (YA1 and YA2) at Mt. Huangshan, China. We found …


Effects Of Varying Heat Indexes On Habitat Utilization And Behavior On Captive Red-Ruffed Lemurs (Varecia Rubra), Jeffrey Gammon Mar 2021

Effects Of Varying Heat Indexes On Habitat Utilization And Behavior On Captive Red-Ruffed Lemurs (Varecia Rubra), Jeffrey Gammon

The Pegasus Review: UCF Undergraduate Research Journal

The two captive red-ruffed lemurs (Varecia rubra) at the Central Florida Zoo experienced a more temperate climate and utilized a differing habitat than they would in their native range, Madagascar. Proper management of the species in captivity is crucial for its long-term survival as they are critically endangered. Over a four month period, heat index temperature, lemur behavior, and habitat utilization data were collected via an instantaneous scan sample. Variables were analyzed to characterize how variations in heat index alter habitat utilization and behavior of the captive lemurs. As the heat index increased, habitat use became more restricted …


Attainment And Maintenance Of Pubertal Cyclicity May Predict Reproductive Longevity In Beef Heifers, Sarah R. Nafziger, Sarah C. Tenley, Adam F. Summers, Mohamed A. Abedal-Majed, Mariah Hart, Jeffrey W. Bergman, Scott G. Kurz, John S. Davis, Jennifer R. Wood, Andrea S. Cupp Mar 2021

Attainment And Maintenance Of Pubertal Cyclicity May Predict Reproductive Longevity In Beef Heifers, Sarah R. Nafziger, Sarah C. Tenley, Adam F. Summers, Mohamed A. Abedal-Majed, Mariah Hart, Jeffrey W. Bergman, Scott G. Kurz, John S. Davis, Jennifer R. Wood, Andrea S. Cupp

Department of Animal Science: Faculty Publications

We hypothesized the manner that heifers achieve puberty may indicate their future reproductive longevity. Heifers with discontinued or delayed cyclicity during puberty attainment may have irregular reproductive cycles, anovulation, and infertility in their first breeding season contributing to a shorter reproductive lifespan. Therefore, plasma progesterone (P4) was measured from weaning to breeding on 611 heifers born 2012–2017 and four pubertal classifications were identified: (1) Early; P4 ≥ 1 ng/ml < March 12 with continued cyclicity, (2) Typical; P4 ≥ 1 ng/ml ≥ March 12 with continued cyclicity, (3) Start-Stop; P4 ≥ 1 ng/ml but discontinued cyclicity, and (4) Non-Cycling; no P4 ≥ 1 ng/ml. Historical herd records indicated that 25% of heifers achieved puberty prior to March 12th in the 10 years prior to the study. Start-Stop and Non-Cycling yearling heifers were lighter indicating reduced growth and reproductive maturity traits compared with Early/Typical heifers. In addition, Non-Cycling/Start-Stop heifers were less responsive to prostaglandin F2 alpha (PGF2α) to initiate estrous behavior and ovulation to be artificially inseminated. Non-Cycling heifers had fewer reproductive tract score-5 and reduced numbers of calves born in the first 21-days-ofcalving during their first breeding season. Within the Start-Stop classification, 50% of heifers reinitiated cyclicity with growth traits and reproductive parameters that were similar to heifers in the Early/Typical classification while those that remained non-cyclic were more similar to heifers in the Non-Cycling group. Thus, heifers with discontinued cyclicity or no cyclicity during puberty attainment had delayed reproductive maturity resulting in subfertility and potentially a shorter reproductive lifespan.


Sexual Interference Behaviors In Male Adult And Subadult Tibetan Macaques (Macaca Thibetana), Kui-Hai Pang, Amanda K. Rowe, Lori K. Sheeran, Dong-Po Xia, Lixing Sun, Jin-Hua Li Mar 2021

Sexual Interference Behaviors In Male Adult And Subadult Tibetan Macaques (Macaca Thibetana), Kui-Hai Pang, Amanda K. Rowe, Lori K. Sheeran, Dong-Po Xia, Lixing Sun, Jin-Hua Li

Anthropology and Museum Studies Faculty Scholarship

Male nonhuman primate sexual interference, which includes copulation interruption and copulation harassment, has been related to reproductive success, but its significance has been challenging to test. Copulation interruption results in the termination of a copulation before ejaculation, whereas copulation harassment does not. We conducted this study using the all-occurrence behavior sampling method on sexual interference behaviors of seven adult and four subadult male Tibetan macaques (Macaca thibetana) in mating and non-mating seasons at Mt. Huangshan, China, from August 2016 to May 2017. Our results showed that males’ individual proportion of copulation interruption and harassment was higher during the mating season …


Phenology Of Antler Casting And Occurrence Of Late-Breeding In Nebraska White-Tailed Deer, Brian C. Peterson, Patrick D. Farrell, Dave Fehlhafer, Miranda C. Reinson, Dustin H. Ranglack Mar 2021

Phenology Of Antler Casting And Occurrence Of Late-Breeding In Nebraska White-Tailed Deer, Brian C. Peterson, Patrick D. Farrell, Dave Fehlhafer, Miranda C. Reinson, Dustin H. Ranglack

Transactions of the Nebraska Academy of Sciences and Affiliated Societies

White-tailed deer (Odocoileus virginianus) in Nebraska primarily breed in November (stimulated by photoperiod), but this season extends into December and January for unfertilized females and healthy fawns reaching the appropriate breeding weight by winter. Variation in the typical mating period can be attributed to geographic region, skewed sex ratios, and fawns reaching sexual maturity during their first year of birth. During April of 2019, we observed late season breeding by a male white-tailed deer in the central Platte River valley and documented late antler casting for this same late-copulating male. An additional male was observed in April of …


Breed Differences In Placental Development During Late Gestation Between Chinese Meishan And White Crossbred Gilts In Response To Intrauterine Crowding, Jeremy R. Miles, Jeffrey L. Vallet Mar 2021

Breed Differences In Placental Development During Late Gestation Between Chinese Meishan And White Crossbred Gilts In Response To Intrauterine Crowding, Jeremy R. Miles, Jeffrey L. Vallet

Roman L. Hruska U.S. Meat Animal Research Center: Reports

The objective of this study was to evaluate placental development during late gestation (day 100) between Chinese Meishan (CM; n = 7) and White crossbred (WC; n = 5) gilts following intrauterine crowding induced by unilaterally hysterectomy-ovariectomy. Gross placental morphology and areolae density as well as histological morphology (i.e., folded bilayer and placental stroma) were analyzed using computer-assisted morphometry for placentas of the smallest and largest fetuses within each litter. There was a breed by fetal size interaction (P < 0.01) for areolae density in which placentas for large CM fetuses had greater areolae density compared to small CM fetuses, but the density of areolae was greater for CM fetuses compared to WC fetuses, irrespective of fetal size. The width of the folded bilayer was greater (P < 0.01) in placentas for WC gilts compared to CM gilts, irrespective of fetal size. Placentas for small fetuses had greater (P < 0.01) folded bilayer width compared to large fetuses, irrespective of breed. The placental stromal width was greater (P < 0.01) in placentas for large fetuses compared to small, irrespective of breed. The difference between stromal width in placentas between divergent-sized littermates, however, was greater (P = 0.05) in WC gilts compared to CM gilts, indicating there was a limited response to intrauterine crowding in CM gilts. These results indicate there is an altered placental development during late gestation in CM compared to WC gilts, thus, there are likely different mechanisms for responding to intrauterine crowding between breeds.


Resource Assessment Report Abrolhos Islands And Mid-West Trawl Managed Fishery Resource, Mervi Kangas, A Chandrapavan, Anne Wilkins, E. A. Fisher, S. Evans Mar 2021

Resource Assessment Report Abrolhos Islands And Mid-West Trawl Managed Fishery Resource, Mervi Kangas, A Chandrapavan, Anne Wilkins, E. A. Fisher, S. Evans

WA Marine Stewardship Council report series

This document provides a cumulative description and assessment of the Abrolhos Islands and Mid-West Trawl Managed Fishery (AIMWTMF) and all of the fishing activities (i.e. fisheries / fishing sectors) affecting this resource in Western Australia (WA). This resource comprises of a single species of scallop, Ylistrum balloti which occurs in inshore waters to around 40 m depth at the Abrolhos Islands. This species is captured exclusively by demersal otter trawl gear in the West Coast Bioregion.


A Reference Genome Assembly Of Simmental Cattle, Bos Taurus Taurus, Michael P. Heaton, Timothy P.L. Smith, Derek M. Bickhart, Brian L. Vander Ley, Larry A. Kuehn, Jonas Oppenheimer, Wade R. Shafer, Fred T. Schuetze, Brad Stroud, Jennifer C. Mcclure, Jennifer P. Barfield, Harvey D. Blackburn, Theodore S. Kalbfleisch, Kimberly M. Davenport, Kristen L. Kuhn, Richard E. Green, Beth Shapiro, Benjamin D. Rosen Mar 2021

A Reference Genome Assembly Of Simmental Cattle, Bos Taurus Taurus, Michael P. Heaton, Timothy P.L. Smith, Derek M. Bickhart, Brian L. Vander Ley, Larry A. Kuehn, Jonas Oppenheimer, Wade R. Shafer, Fred T. Schuetze, Brad Stroud, Jennifer C. Mcclure, Jennifer P. Barfield, Harvey D. Blackburn, Theodore S. Kalbfleisch, Kimberly M. Davenport, Kristen L. Kuhn, Richard E. Green, Beth Shapiro, Benjamin D. Rosen

Roman L. Hruska U.S. Meat Animal Research Center: Reports

Genomics research has relied principally on the establishment and curation of a reference genome for the species. However, it is increasingly recognized that a single reference genome cannot fully describe the extent of genetic variation within many widely distributed species. Pangenome representations are based on high-quality genome assemblies of multiple individuals and intended to represent the broadest possible diversity within a species. A Bovine Pangenome Consortium (BPC) has recently been established to begin assembling genomes from more than 600 recognized breeds of cattle, together with other related species to provide information on ancestral alleles and haplotypes. Previously reported de novo …


A Reference Genome Assembly Of American Bison, Bison Bison Bison, Jonas Oppenheimer, Benjamin D. Rosen, Michael P. Heaton, Brian L. Vander Ley, Wade R. Shafer, Fred T. Schuetze, Brad Stroud, Larry A. Kuehn, Jennifer C. Mcclure, Jennifer P. Barfield, Harvey D. Blackburn, Theodore S. Kalbfleisch, Derek M. Bickhart, Kimberly M. Davenport, Kristen L. Kuhn, Richard E. Green, Beth Shapiro, Timothy P.L. Smith Mar 2021

A Reference Genome Assembly Of American Bison, Bison Bison Bison, Jonas Oppenheimer, Benjamin D. Rosen, Michael P. Heaton, Brian L. Vander Ley, Wade R. Shafer, Fred T. Schuetze, Brad Stroud, Larry A. Kuehn, Jennifer C. Mcclure, Jennifer P. Barfield, Harvey D. Blackburn, Theodore S. Kalbfleisch, Derek M. Bickhart, Kimberly M. Davenport, Kristen L. Kuhn, Richard E. Green, Beth Shapiro, Timothy P.L. Smith

Roman L. Hruska U.S. Meat Animal Research Center: Reports

Bison are an icon of the American West and an ecologically, commercially, and culturally important species. Despite numbering in the hundreds of thousands today, conservation concerns remain for the species, including the impact on genetic diversity of a severe bottleneck around the turn of the 20th century and genetic introgression from domestic cattle. Genetic diversity and admixture are best evaluated at genome-wide scale, for which a high-quality reference is necessary. Here, we use trio binning of long reads from a bison-Simmental cattle (Bos taurus taurus) male F1 hybrid to sequence and assemble the genome of the American plains bison (Bison …


Ecological Studies Of Wolves On Isle Royale Annual Report 2020-2021, John A. Vucetich, Rolf O. Peterson, Sarah R. Hoy Mar 2021

Ecological Studies Of Wolves On Isle Royale Annual Report 2020-2021, John A. Vucetich, Rolf O. Peterson, Sarah R. Hoy

Ecological Studies of Wolves on Isle Royale

Annual Report 2020-2021


Managing And Buying Bulls, Department Of Primary Industries And Regional Development, Western Australia Mar 2021

Managing And Buying Bulls, Department Of Primary Industries And Regional Development, Western Australia

Animal production and livestock factsheets

Weaning percentage and therefore conception rate, can significantly influence profitability in the breeder herd.

Bulls need to be managed to optimise their performance for the mating period to maximise conception rates. For producers retaining females in the breeding herd, bulls can have a significant impact on future herd productivity through the genetics they pass on.

Various tools are available to assess how a bull will perform before purchase, including visual appraisal, obtaining a bull breeding soundness examination (BBSE) and utilising estimated breeding values (EBVs).


Geographic Distribution: Eleutherodactylus Coqui (Common Coqui). Usa: Florida., Louis A. Somma Mar 2021

Geographic Distribution: Eleutherodactylus Coqui (Common Coqui). Usa: Florida., Louis A. Somma

Papers in Herpetology

A geographic interception record for Eleutherodactylus coqui in Suwanee County, Florida.


Geographic Distribution: Iguana Iguana (Green Iguana): Usa: Florida., Louis A. Somma, Mark T. Bailey Mar 2021

Geographic Distribution: Iguana Iguana (Green Iguana): Usa: Florida., Louis A. Somma, Mark T. Bailey

Papers in Herpetology

A geographic distribution record for Iguana iguana in Marion County, Florida.


Winter Field Report, December 2020-February 2021, W. Ross Silcock Mar 2021

Winter Field Report, December 2020-February 2021, W. Ross Silcock

Nebraska Bird Review

Thanks to the increasing numbers of observers taking time to report to eBird, social media, and NEBIRDS, this season, as is true of recent seasons, turned up some fascinating trends. The 96 cited observers, as well as several not cited, all contributed to the firmness of the database that allows better-supported conclusions to be drawn than from our past reliance all too often on anecdotal supposition.

Overwhelmingly clear this winter was the large number of taxonomically diverse species found north and west of expected winter ranges, and a surprising number of passerines reported for the first time in mid-winter. It …


2021 Annual Color Photo Section Mar 2021

2021 Annual Color Photo Section

Nebraska Bird Review

Our photo theme this year is species with the word “red” in their common names. For this "Red Challenge", "red" must be used to mean the color red, but the birds don't actually have to display any red to qualify. Examples appear on the next five pages of photos.

Redheaded Woodpecker in Knox Co., 28 July 2020. Photo by Mark Brogie.

Rednaped Sapsucker male at Plum Creek Valley WMA, Brown Co., 16 Sept. 2018. Photo by Mary Clausen.

Redbellied Woodpecker female, photographer's yard, Wahoo, Saunders Co., 14 Feb. 2021. Photo by Joe Freeborn.

Northern Flicker male, western "redshafted" subspecies, Seward …


“Adopt-A-Tissue” Initiative Advances Efforts To Identify Tissue-Specific Histone Marks In The Mare, N B. Kingsley, Natasha A. Hamilton, Gabriella Lindgren, Ludovic Orlando, Ernie Bailey, Samantha Brooks, Molly Mccue, T S. Kalbfleisch, James N. Macleod, Jessica L. Petersen, Carrie J. Finno, Rebecca R. Bellone Mar 2021

“Adopt-A-Tissue” Initiative Advances Efforts To Identify Tissue-Specific Histone Marks In The Mare, N B. Kingsley, Natasha A. Hamilton, Gabriella Lindgren, Ludovic Orlando, Ernie Bailey, Samantha Brooks, Molly Mccue, T S. Kalbfleisch, James N. Macleod, Jessica L. Petersen, Carrie J. Finno, Rebecca R. Bellone

Department of Animal Science: Faculty Publications

No abstract provided.


Life Line March 2021, Otterbein Biology And Earth Science Department Mar 2021

Life Line March 2021, Otterbein Biology And Earth Science Department

Life Line - The Biology Department Newsletter

In this issue:

A Note from the Chair; The Department Welcomes Dr. Rich; Senior Research Symposium Goes Virtual; Three Department Faculty Members Win Teaching Awards; Svitana Helps NGWA Go Online; Carter '15 Earns Ph.D. in Nuclear Forensics; Revamping a Campus to Return to our Cardinal Community; Professor Uses Novel Teaching Practices During Pandemic; Otterbein Introduces Signature STEM Series to Increase Connection; Young Receives Career Award; Malacogy in a Time of COVID; COVID Conversations; Canine Rabies Vaccination in Ethiopia; The Cardinal Science Scholar Program; Bird Anatomy.


Monitoring For Wolves, Jeff Hansen, Cat Urbigkit Mar 2021

Monitoring For Wolves, Jeff Hansen, Cat Urbigkit

Wildlife Damage Management Technical Series

Gray wolves (Canis lupus) and Mexican wolves (Canis lupus baileyi) once again roam across landscapes where they have been absent for decades (Figure 1). With wolf range expansion comes increased opportunities for conflicts when wolves harass or prey on domestic livestock or other animals. Wolves have relatively high reproductive and dispersal rates but detecting individual animals in low-density populations is difficult without a concerted monitoring effort. In fact, wolf presence in an area often is not known until there is a confirmed livestock depredation. Ranchers and wildlife damage management experts need not wait for livestock depredations to occur before wolves …


Using Acoustic Telemetry To Analyze The Impacts Of Common Carp On Wild Rice Restoration, Franklin Zomer Mar 2021

Using Acoustic Telemetry To Analyze The Impacts Of Common Carp On Wild Rice Restoration, Franklin Zomer

All NMU Master's Theses

Wild rice (Zizania palustris) is an important cultural, spiritual, and dietary resource to Lake Superior Ojibwe. Common Carp (Cyprinus carpio) are an introduced species that negatively impact aquatic vegetation through changes in water quality, uprooting of plants, and consumption of seed. Acoustic telemetry was used to document Common Carp movements in Waishkey Bay in the upper St. Marys River, MI where wild rice habitat is present. Exclosures were established to measure the influence of carp presence on wild rice seeding success. Common Carp were observed to spend much of their time in Waishkey Bay but also …


Push-Pull Strategy Combined With Net Houses For Controlling Cowpea Insect Pests And Enhancing Crop Yields, Seydou Diabate, Thibaud Martin, Lucy Kananu Murungi, Komi K.M. Fiaboe, John Wesonga, John M. Kimani, Emilie Deletre Mar 2021

Push-Pull Strategy Combined With Net Houses For Controlling Cowpea Insect Pests And Enhancing Crop Yields, Seydou Diabate, Thibaud Martin, Lucy Kananu Murungi, Komi K.M. Fiaboe, John Wesonga, John M. Kimani, Emilie Deletre

All Peer-Reviewed Publications

Net houses can be used in tropical environments to protect crops such as cowpea against large insect pests, thereby avoiding pesticide treatments while sustainably mitigating the effects of climate change. We investigated a push-pull strategy to prevent small insect pest outbreaks in a net house. The push component consisted of two stimulus plants, i.e. Cymbopogon citratus and Tagetes minuta, and the pull stimuli consisted of visual cues from blue and yellow sticky traps. Field experiments were set up in central Kenya and conducted during a rainy and a dry season, involving an open field control treatment, and three management treatments …


Migration Phenology And Patterns Of American Woodcock In Central North America Derived Using Satellite Telemetry, Joseph D. Moore, David E. Andersen, Tom Cooper, Jeffrey P. Duguay, Shaun L. Oldenburger, C. Al Stewart, David G. Krementz Mar 2021

Migration Phenology And Patterns Of American Woodcock In Central North America Derived Using Satellite Telemetry, Joseph D. Moore, David E. Andersen, Tom Cooper, Jeffrey P. Duguay, Shaun L. Oldenburger, C. Al Stewart, David G. Krementz

Biological Sciences Faculty Publications and Presentations

American woodcock Scolopax minor (hereafter woodcock) migration ecology is poorly understood, but has implications for population ecology and management, especially related to harvest. To describe woodcock migration patterns and phenology, we captured and equipped 73 woodcock with satellite tracking devices in the Central Management Region (analogous to the Mississippi Flyway) of North America and documented migration paths of 60 individual woodcock and 87 autumn or spring woodcock migrations during 2014-2016. Woodcock migration at the scale of the Central Management Region was more synchronous in spring than in autumn, but unlike most other migratory birds, average duration of autumn migration (31 …


Are The Current Animal Trypanosomiasis Management Methods In Kenya Complementary Or Substitutes? Evidence From Kwale County, Arnold Lumumbah Musungu, David Jakinda Otieno, Beatrice Wambui Muriithi, Rose Nyikal, Daniel Masiga, Michael Nyanganga Okal Mar 2021

Are The Current Animal Trypanosomiasis Management Methods In Kenya Complementary Or Substitutes? Evidence From Kwale County, Arnold Lumumbah Musungu, David Jakinda Otieno, Beatrice Wambui Muriithi, Rose Nyikal, Daniel Masiga, Michael Nyanganga Okal

All Peer-Reviewed Publications

African animal trypanosomiasis (AAT) and its vectors, mainly tsetse, are a major constraint to livestock production in sub-Saharan Africa (SSA). Control efforts have been ongoing for decades, but finding a sustainable solution remains a major concern. This paper assessed the complementarity and substitutability of existing AAT management methods to inform policies toward an integrated approach. A multivariate probit (MVP) analytical technique was used to model interrelationships in the control methods from 308 randomly selected livestock keepers. The results show that the current AAT control methods are complementary and not substitutes. Furthermore, the number of years of formal education, household size, …


Mice Pups Breastfed By Foster Mothers Whose Breast Milk Contains Plasmodium Falciparum Recombinant Se36 Antigen Develop Specific Antibodies, Margaret Mendi Njoroge, Victor Irungu Mwangi, Tonny Jimmy Owalla, Hastings Ozwara, Thomas G. Egwang Mar 2021

Mice Pups Breastfed By Foster Mothers Whose Breast Milk Contains Plasmodium Falciparum Recombinant Se36 Antigen Develop Specific Antibodies, Margaret Mendi Njoroge, Victor Irungu Mwangi, Tonny Jimmy Owalla, Hastings Ozwara, Thomas G. Egwang

All Peer-Reviewed Publications

Intranasal instillation of SE36, a malaria vaccine candidate antigen, in lactating BALB/c strain (derived from the Bagg and albino laboratory inbred mice) female mice resulted in the appearance of the antigen in breast milk as demonstrated by sandwich ELISA and Western blot. Pups born of immunologically naive mice and breastfed on lactating foster mothers exposed intranasally to SE36 developed IgG anti-SE36 antibodies. These data demonstrate that maternal immunization in mice by this route in lactating mothers can result in active immunization of offspring via ingestion of breast milk containing antigen. If confirmed in a nonhuman primate model and in human …


2020-2021 Christmas Bird Counts, Don Paseka Mar 2021

2020-2021 Christmas Bird Counts, Don Paseka

Nebraska Bird Review

Fourteen counts were run during the 2020-2021 CBC season, ten of which were run in the period December 14 through December 22. The other four were done December 28 or later. The weather was generally cooperative with little snow cover and some open water. While there were no weather issues that resulted in cancellation or postponement, four counts, Crawford, Harrison, Harlan County, and Omaha, were cancelled over concerns for the Covid situation. It would be expected that running fewer counts would have a noticeable negative impact on this year’s species count and overall numbers. The Harrison and Crawford counts usually …