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Articles 1231 - 1260 of 4403

Full-Text Articles in Ecology and Evolutionary Biology

Differences In Soil Water Changes And Canopy Temperature Under Varying Water × Nitrogen Sufficiency For Maize, Tsz Him Lo, Daran Rudnick, Kendall C. Dejonge, Geng Bai, Hope Njuki Nakabuye, Abia Katimbo, Yufeng Ge, Trenton E. Franz, Xin Qiao, Derek M. Heeren Aug 2020

Differences In Soil Water Changes And Canopy Temperature Under Varying Water × Nitrogen Sufficiency For Maize, Tsz Him Lo, Daran Rudnick, Kendall C. Dejonge, Geng Bai, Hope Njuki Nakabuye, Abia Katimbo, Yufeng Ge, Trenton E. Franz, Xin Qiao, Derek M. Heeren

West Central Research and Extension Center, North Platte

Crop nitrogen (N) status is known to affect crop water status and crop water use. To investigate further the N effects on soil water changes and on canopy temperature, three water levels × four N levels were imposed on two growing seasons of maize in west central Nebraska, USA. Soil water changes were measured using a neutron probe, whereas canopy temperature was measured using infrared thermometers on a ground-based mobile platform. At all water levels, soil water losses over monthlong intervals were generally greater as N levels increased. Given equal water levels, early afternoon canopy temperatures were usually lower with …


2019 (31st) Report Of The Nou Records Committee, Mark A. Brogie Aug 2020

2019 (31st) Report Of The Nou Records Committee, Mark A. Brogie

Nebraska Bird Review

The functions and methods of the Nebraska Ornithologists’ Union Records Committee (NOURC) are described in its bylaws (NOURC 2010). The committee’s purpose is to provide a procedure for documenting unusual bird sightings and to establish a list of all documented birds for Nebraska. Species for which the NOURC seeks documentation (NOURC Review List) can be found at the NOU website www.NOUbirds.org. Starting in 2020, the NOURC will deal mainly with those species deemed as Accidental on the “Official List of the Birds of Nebraska”. Casual species and out-ofrange species will continue to be summarized in the “Seasonal Reports” of the …


Feral Swine, Michael P. Glow, Nathan P. Snow, Kurt C. Vercauteren Aug 2020

Feral Swine, Michael P. Glow, Nathan P. Snow, Kurt C. Vercauteren

Wildlife Damage Management Technical Series

Feral swine (Sus scrofa; Figure 1), also known as feral hogs, feral pigs, wild pigs, wild boar, or other similar derivations, are a non-native species considered to be one of the most destructive invasive terrestrial vertebrates in North America. While feral swine populations remained relatively small and confined in the continental United States following initial introductions by European explorers during the 15th century, substantial range expansion has occurred across every geographical region of the United States (Figure 2). This expansion has primarily been attributed to human-mediated movements, predominately for the purpose of establishing populations for recreational hunting, and facilitated by …


An Evaluation Of Bird And Bat Mortality At Wind Turbines In The Northeastern United States, Daniel Y. Choi, Thomas W. Wittig, Bryan M. Kluever Aug 2020

An Evaluation Of Bird And Bat Mortality At Wind Turbines In The Northeastern United States, Daniel Y. Choi, Thomas W. Wittig, Bryan M. Kluever

United States Department of Agriculture Wildlife Services: Staff Publications

Wind energy offers substantial environmental benefits, but wind facilities can negatively impact wildlife, including birds and bats. Researchers and managers have made major efforts to chronicle bird and bat mortality associated with wind facilities, but few studies have examined the patterns and underlying mechanisms of spatial patterns of fatalities at wind facilities. Understanding the horizontal fall distance between a carcass and the nearest turbine pole is important in designing effective search protocols and estimating total mortality. We explored patterns in taxonomic composition and fall distance of bird and bat carcasses at wind facilities in the Northeastern United States using publicly …


Estimation Of Wildlife Damage From Federal Crop Insurance Data, Sophie Mckee, Stephanie A. Shwiff, Aaron M. Anderson Aug 2020

Estimation Of Wildlife Damage From Federal Crop Insurance Data, Sophie Mckee, Stephanie A. Shwiff, Aaron M. Anderson

United States Department of Agriculture Wildlife Services: Staff Publications

BACKGROUND: Wildlife damage to crops is a persistent and costly problem for many farmers in the USA. Most existing estimates of crop damage have relied on direct assessment methods such as field studies conducted by trained biologists or surveys distributed to farmers. In this paper, we describe a new method of estimating wildlife damage that exploits federal crop insurance data. We focused our study on four crops: corn, soybean, wheat, and cotton, chosen because of their economic importance and their vulnerability to wildlife damage.

RESULTS: We determined crop-raiding hot spots across the USA over the 2015–2019 period and identified the …


A New Species Of Buprestis (S. Str.) Linnaeus, 1758 (Coleoptera: Buprestidae) From The Southwestern United States, Richard L. Westcott, Clint Burfitt Jul 2020

A New Species Of Buprestis (S. Str.) Linnaeus, 1758 (Coleoptera: Buprestidae) From The Southwestern United States, Richard L. Westcott, Clint Burfitt

Insecta Mundi

A new species of Buprestis L., 1758, B. pinyoni Westcott and Burfitt (Coleoptera: Buprestidae), is described from Arizona, New Mexico, and Utah. It is compared to other species in the subgenus Buprestis.


New Distribution Records Of Asilidae (Insecta: Diptera) For Mexico, Alejandro Estrada, Jesús Romero Nápoles Jul 2020

New Distribution Records Of Asilidae (Insecta: Diptera) For Mexico, Alejandro Estrada, Jesús Romero Nápoles

Insecta Mundi

We provide new distribution records for 19 species of robber flies (Diptera: Asilidae) of Mexico based on the examination of 221 specimens from Mexican entomological collections.


Beetles (Coleoptera) In Cones Of Cycads (Cycadales) Of The Northern Hemisphere: Diversity And Evolution, William Tang, Guang Xu, Thomas Marler, Jibankumar Singh Khuraijam, Rita Singh, Anders J. Lindström, P. Radha, Stephen Rich, Khang Sinh Nguyen, Paul E. Skelley Jul 2020

Beetles (Coleoptera) In Cones Of Cycads (Cycadales) Of The Northern Hemisphere: Diversity And Evolution, William Tang, Guang Xu, Thomas Marler, Jibankumar Singh Khuraijam, Rita Singh, Anders J. Lindström, P. Radha, Stephen Rich, Khang Sinh Nguyen, Paul E. Skelley

Insecta Mundi

Three groups of beetles inhabit cones of cycads (Cycadales) in the northern hemisphere and are believed to be involved in their pollination. The primitive weevil subtribe Allocorynina (Coleoptera: Belidae) is restricted to the New World cycad genera Dioon Lindl. and Zamia L. One group of weevils (Curculionidae), found only in Cycas L., appears to be a relatively recent colonizer of northern hemisphere cycads. Members of the beetle subfamily Pharaxonothinae (Erotylidae) occur in all Asian and New World cycad genera. Phylogenetic trees of these beetles, based on DNA analysis and supported with morphological studies, are compared to patterns of continental drift …


First Record Of The Orchid Bee Euglossa Dilemma (Hymenoptera: Apidae) In Hispaniola, The Antilles, Julio A. Genaro, Ismael A. Hinojosa-Díaz, Lisa Mcdowell Johnson Jul 2020

First Record Of The Orchid Bee Euglossa Dilemma (Hymenoptera: Apidae) In Hispaniola, The Antilles, Julio A. Genaro, Ismael A. Hinojosa-Díaz, Lisa Mcdowell Johnson

Insecta Mundi

The occurrence of the orchid bee Euglossa dilemma Bembé and Eltz (Hymenoptera: Apidae) is recorded for the first time for the island of Hispaniola in the Greater Antilles. Males were observed visiting varieties of sweet basil plants (Ocimum basilicum Linnaeus (Lamiaceae)) to obtain fragrances used during courtship and reproduction. Our observations showed that the species is established in Hispaniola and that it does not require the presence of orchids for reproductive success, being able to adapt to new plant resources it finds in the areas it colonizes. These observations correspond to what was found in Florida, United States, where …


Spatial Ecology And Resource Selection Of Bighorn Sheep (Ovis Canadensis) Ewes In A Prairie Badlands Population, Erin Wood Jul 2020

Spatial Ecology And Resource Selection Of Bighorn Sheep (Ovis Canadensis) Ewes In A Prairie Badlands Population, Erin Wood

School of Natural Resources: Dissertations, Theses, and Student Research

The basic spatial ecology and habitat relationships of female bighorn sheep in Nebraska are poorly understood. Establishing seasonal patterns of space use and resource selection for this population at the margin of their historical and current range addresses a key knowledge gap and provides important baseline information for ongoing conservation efforts in Nebraska. We deployed GPS radio-collars on 56 adult ewes in western Nebraska to quantify seasonal space use, movements, and resource selection of ewes. To investigate spatial ecology, we quantified movements of ewes and the factors that influence home range size, seasonal use, and spatial stability across seasons. Home …


Notes, New Records, New Combinations, A New Genus And Three New Species In Hemilophini (Coleoptera: Cerambycidae: Lamiinae), Antonio Santos-Silva, Daniel Heffern, Juan Pablo Botero, Francisco E. De L. Nascimento Jul 2020

Notes, New Records, New Combinations, A New Genus And Three New Species In Hemilophini (Coleoptera: Cerambycidae: Lamiinae), Antonio Santos-Silva, Daniel Heffern, Juan Pablo Botero, Francisco E. De L. Nascimento

Insecta Mundi

The number of specimens in the type series of Hemilophus leuconotus Laporte, 1840 (= Cirrhicera leu­conota) is corrected. Cirrhicera leucronota Thomson, 1857 (Coleoptera: Cerambycidae: Lamiinae: Hemilophini), currently considered lapsus calami or an error to C. leuconotus, and the number of specimens in the type series is also corrected. Cirrhicera leuconota is recorded from Guatemala for the first time. The sex of the holotype of Lamacoscylus albatus Martins, Santos-Silva and Galileo, 2015, is corrected, and a new state record in Mexico is provided. The description of the antennae in females of Lamacoscylus Martins and Galileo, 1991 is discussed; Malacoscylus …


First Record Of Planchonia Stentae (Brain, 1920) (Hemiptera: Coccomorpha: Asterolecaniidae) On Asclepias Curassavica Linnaeus, 1753 (Gentianales: Asclepiadaceae) In Mexico, With Observations On Parasitic Encyrtidae, Hipolito Cortez-Madrigal, Arturo Ramírez-Cruz, Christof F. Stumpf Jul 2020

First Record Of Planchonia Stentae (Brain, 1920) (Hemiptera: Coccomorpha: Asterolecaniidae) On Asclepias Curassavica Linnaeus, 1753 (Gentianales: Asclepiadaceae) In Mexico, With Observations On Parasitic Encyrtidae, Hipolito Cortez-Madrigal, Arturo Ramírez-Cruz, Christof F. Stumpf

Insecta Mundi

In April 2018, specimens of an asterolecaniid were collected on infested wild plants of Asclepias curas­savica Linnaeus, 1753 (Gentianales: Asclepiadaceae) in Jiquilpan, Michoacan, Mexico. The collected specimens were identified as Planchonia stentae (Brain, 1920) (Hemiptera: Asterolecaniidae). In this paper, we record for the first time the presence of P. stentae infesting A. curassavica in Mexico.


Reinstatement Of Carposina Ottawana Kearfott, 1907 (Lepidoptera: Carposinidae) As A Valid Species, James D. Young, James A. Robertson Jul 2020

Reinstatement Of Carposina Ottawana Kearfott, 1907 (Lepidoptera: Carposinidae) As A Valid Species, James D. Young, James A. Robertson

Insecta Mundi

Carposina ottawana Kearfott, 1907 (Lepidoptera: Carposinidae), revised status, formerly considered a synonym of C. sasakii Matsumura, 1900, is returned to species status. Morphological features that separate the Asian species C. sasakii and C. niponensis Walsingham, 1900 from the North American C. ottawana are described and illustrated. A heuristic maximum likelihood (ML) analysis based on the mitochondrial gene cyto­chrome oxidase I (DNA barcode) further supports C. ottawana and C. sasakii as distinct taxa.


Snowy Plover Activity In The Central Platte River Valley In May 2019, Bethany L. Ostrom, Andrew J. Caven, Jenna M. Malzahn, Alyx Vogel Jul 2020

Snowy Plover Activity In The Central Platte River Valley In May 2019, Bethany L. Ostrom, Andrew J. Caven, Jenna M. Malzahn, Alyx Vogel

Transactions of the Nebraska Academy of Sciences and Affiliated Societies

During five of eight site visits between 14 and 27 May 2019 we detected up to four Snowy Plovers (Charadrius nivosus nivosus) in the Central Platte River Valley (CPRV) near Mormon Island, Hall County, Nebraska, and recorded their behavior using an instantaneous scan sampling approach. We recorded loafing (47%), foraging (43%), mating (4%), flying (4%), and external threat (1%) related behavior. Most notably, we documented a copulation event on 23 May. During the 10-day span from 14 to 23 May when Snowy Plovers were detected, river stage and discharge were near median levels, but from 23 to 27 …


The Lives, Lore, And Literature Of Cranes: A Catechism For Crane Lovers, Paul A. Johnsgard, Thomas D. Mangelsen Jul 2020

The Lives, Lore, And Literature Of Cranes: A Catechism For Crane Lovers, Paul A. Johnsgard, Thomas D. Mangelsen

Zea E-Books Collection

This book provides basic information on cranes that should be of interest and importance to crane-loving birders (“craniacs”) as well as to ornithologists and wildlife managers. Primary consideration is given to the sandhill and whooping cranes, but all 13 of the Old World cranes are also discussed. Special consideration is given to the relative abundance and conservation status of all of the world’s species, of which nearly half are declining and a few are in real danger of long-term survival. More than 80 refuges and preserves in the United States and Canada, where the best chances of seeing cranes in …


Effects Of Freshwater Crayfish On Influenza A Virus Persistence In Water, J. Jeffrey Root, Jeremy W. Ellis, Susan A. Shriner Jul 2020

Effects Of Freshwater Crayfish On Influenza A Virus Persistence In Water, J. Jeffrey Root, Jeremy W. Ellis, Susan A. Shriner

United States Department of Agriculture Wildlife Services: Staff Publications

Several investigations have recently assessed the ability of some aquatic invertebrates to act as tools for avian influenza A virus (IAV) surveillance as well as their potential role(s) in IAV ecology. Because of this, as well as the high IAV seroprevalence rates noted in select mesocarnivores that commonly inhabit aquatic and semi-aquatic habitats, we evaluated the effects that freshwater crayfish have on IAV in water at three dose levels and monitored for the presence of IAV in crayfish tissues (gill and green gland) and haemolymph at multiple time points. At relatively high, medium 432 and low (approximately 10 , 10 …


Discovery Of The World’S Highest-Dwelling Mammal, Jay F. Storz, Marcial Quiroga-Carmona, Juan C. Opazo, Thomas Bowen, Matthew Farson, Scott J. Steppan, Guillermo D’Elía Jul 2020

Discovery Of The World’S Highest-Dwelling Mammal, Jay F. Storz, Marcial Quiroga-Carmona, Juan C. Opazo, Thomas Bowen, Matthew Farson, Scott J. Steppan, Guillermo D’Elía

Jay F. Storz Publications

Environmental limits of animal life are invariably revised when the animals themselves are investigated in their natural habitats. Here we report results of a scientific mountaineering expedition to survey the high-altitude rodent fauna of Volcán Llullaillaco in the Puna de Atacama of northern Chile, an effort motivated by video documentation of mice (genus Phyllotis) at a record altitude of 6,205m. Among numerous trapping records at altitudes of >5,000 m, we captured a specimen of the yellow-rumped leaf-eared mouse (Phyllotis xanthopygus rupestris) on the very summit of Llullaillaco at 6,739 m. This summit specimen represents an altitudinal world …


An Applied Ecology Of Fear Framework: Linking Theory To Conservation Practice, Kaitlyn M. Gaynor, Michael J. Cherry, Sophie L. Gilbert, Michael T. Kohl, Courtney L. Larson, Thomas M. Newsome, Laura R. Prugh, Justin P. Suraci, Julie K. Young, Justine A. Smith Jul 2020

An Applied Ecology Of Fear Framework: Linking Theory To Conservation Practice, Kaitlyn M. Gaynor, Michael J. Cherry, Sophie L. Gilbert, Michael T. Kohl, Courtney L. Larson, Thomas M. Newsome, Laura R. Prugh, Justin P. Suraci, Julie K. Young, Justine A. Smith

United States Department of Agriculture Wildlife Services: Staff Publications

Research on the ecology of fear has highlighted the importance of perceived risk from predators and humans in shaping animal behavior and physiology, with potential demographic and ecosystem-wide consequences. Despite recent conceptual advances and potential management implications of the ecology of fear, theory and conservation practices have rarely been linked. Many challenges in animal conservation may be alleviated by actively harnessing or compensating for risk perception and risk avoidance behavior in wild animal populations. Integration of the ecology of fear into conservation and management practice can contribute to the recovery of threatened populations, human–wildlife conflict mitigation, invasive species management, maintenance …


A Survey Of Dairy-Goat Keeping In Zanzibar, Tiffanie Stone, Charles A. Francis, L. O. Eik Jul 2020

A Survey Of Dairy-Goat Keeping In Zanzibar, Tiffanie Stone, Charles A. Francis, L. O. Eik

Department of Agronomy and Horticulture: Faculty Publications

Dairy goats with improved genetics for milk production were recently introduced onto small-scale farms in Zanzibar through governmental and non-governmental projects. These projects were meant to support small-scale farmers by improving both income and household nutrition through milk production. No follow up had been conducted to understand what effects dairy goat keeping had on these small-scale farms, or how they could be improved. A survey of 193 dairy goat farmers in Zanzibar was conducted, including 30% and 60% of all dairy goat farmers on Unguja and Pemba, the two largest islands, respectively. The objective was to understand the impact keeping …


Frontal Vehicle Illumination Via Rear-Facing Lighting Reduces Potential For Collisions With White-Tailed Deer, Travis L. Devault, Thomas W. Seamans, Bradley Blackwell Jul 2020

Frontal Vehicle Illumination Via Rear-Facing Lighting Reduces Potential For Collisions With White-Tailed Deer, Travis L. Devault, Thomas W. Seamans, Bradley Blackwell

United States Department of Agriculture Wildlife Services: Staff Publications

nimal–vehicle collisions cause many millions of animal deaths each year worldwide and present a substantial safety risk to people. In the United States and Canada, deer (Odocoileus spp.) are involved in most animal–vehicle collisions associated with human injuries. We evaluated a vehicle-based collision mitigation method designed to decrease the likelihood of deer–vehicle collisions during low-light conditions, when most collisions occur. Specifically, we investigated whether the use of a rear-facing light, providing more complete frontal vehicle illumination than standard headlights alone, enhanced vehicle avoidance behaviors of white-tailed deer (O. virginianus). We quantified flight initiation distance (FID), the likelihood …


Developing Alternatives To Protect Domestic Sheep From Predation In South Africa, David L. Bergman, Nico L. Avenant, Michael J. Bodenchuk, Eddie Steenkamp Jun 2020

Developing Alternatives To Protect Domestic Sheep From Predation In South Africa, David L. Bergman, Nico L. Avenant, Michael J. Bodenchuk, Eddie Steenkamp

United States Department of Agriculture Wildlife Services: Staff Publications

South Africa has approximately 8,000 commercial small livestock farms and 5,800 communal/subsistence farmers throughout the country. Reported rates of small livestock loss to predation range from 3-13% and 0.5-19% from communal farming areas. A range of predators exist on the African continent, but in southern Africa major livestock losses are primarily due to black-backed jackal and caracal. South Africans have been managing caracals and jackals for over 300 years with no elimination of predation. During the aforementioned time frame, producers have used and/or developed a number of techniques including lethal, nonlethal, and integrated predator damage management to address predation losses. …


Two New Species Of Nothochodaeus Nikolajev, 2005 From The Himalayan Region (Coleoptera: Scarabaeoidea: Ochodaeidae), Jean-Bernard Huchet Jun 2020

Two New Species Of Nothochodaeus Nikolajev, 2005 From The Himalayan Region (Coleoptera: Scarabaeoidea: Ochodaeidae), Jean-Bernard Huchet

Insecta Mundi

Nothochodaeus yeti Huchet, new species, from Nepal and Sikkim (north India) and N. martensi Huchet, new species, from Nepal, are described and illustrated (Coleoptera: Scarabaeoidea: Ochodaeidae). A distribution map and an updated catalogue of the Ochodaeidae occurring on the Indian subcontinent are provided.

Over the last two decades, oriental beetles belonging to the Ochodaeidae, particularly those occupying East and Southeast Asia, have been the topic of extensive taxonomic studies including the description of many new species (Nikolajev 2005, 2009; Ochi et al. 2011, 2013; Masumoto et al. 2013, 2018; Huchet 2014a, b, 2017, 2018, 2019; Paulsen 2014; Huchet …


Subsequent Spelling Cavolinii For Scarabaeus Cavolini Petagna, 1792 (Currently Copris Hispanus Cavolinii) To Be Maintained As Prevailing Usage (Coleoptera: Scarabaeoidea: Scarabaeidae: Coprini), Stefano Ziani Jun 2020

Subsequent Spelling Cavolinii For Scarabaeus Cavolini Petagna, 1792 (Currently Copris Hispanus Cavolinii) To Be Maintained As Prevailing Usage (Coleoptera: Scarabaeoidea: Scarabaeidae: Coprini), Stefano Ziani

Insecta Mundi

The specific name in Scarabaeus cavolinii Petagna, 1792 (currently Copris hispanus ssp. cavolinii) (Coleoptera: Scarabaeidae: Coprini) is an incorrect subsequent spelling—the original spelling is cavolini—but, because of its prevailing usage here documented, is to be preserved.

In 1792, Petagna described Scarabaeus cavolini (Coleoptera: Scarabaeidae) as a tribute to the famous Italian biologist Filippo Cavolini (1756–1810), whose Latinized name was Philippus Cavolinus (Petagna 1785; Smith 1804). To dedicate the new species to him, Petagna (1792) declined the name to the genitive singular case of the second Latin declension, which is Cavolini.

The original spelling “cavolini” was …


First Association Of Scale Insects (Hemiptera: Diaspididae) With Salacia Crassifolia (Mart. Ex Schult.) G. Don. (Celastraceae), Marcelo Tavares De Castro, Sandro Coelho Linhares Montalvão, Vera R. S. Wolff, Rose Gomes Monnerat Jun 2020

First Association Of Scale Insects (Hemiptera: Diaspididae) With Salacia Crassifolia (Mart. Ex Schult.) G. Don. (Celastraceae), Marcelo Tavares De Castro, Sandro Coelho Linhares Montalvão, Vera R. S. Wolff, Rose Gomes Monnerat

Insecta Mundi

Salacia crassifolia (Mart. ex Schult.) G.Don., (Celastraceae) is a native species of shrub/tree highly ap­preciated in Brazil for its fruits and medicinal properties. Scale insects have never been reported associated with S. crassifolia; nevertheless, this paper describes the occurrence of two diaspidids on S. crassifolia leaves in Brazil. Three mature trees were inspected in February and March 2018 and scale insect samples were collected and pre­served in 70% alcohol, then mounted and identified under an optical microscope. Two species of scale insects were found associated with this plant, Pseudoparlatoria argentata Hempel and Melanaspis aristotelesi Lepage and Gi­annotti, both from …


A New Species Of Pteroplatus Buquet, 1840 (Coleoptera: Cerambycidae) And Taxonomical Notes In Neotropical Cerambycidae, Antonio Santos-Silva, Juan Pablo Botero Jun 2020

A New Species Of Pteroplatus Buquet, 1840 (Coleoptera: Cerambycidae) And Taxonomical Notes In Neotropical Cerambycidae, Antonio Santos-Silva, Juan Pablo Botero

Insecta Mundi

Pteroplatus antonkozlovi Santos-Silva and Botero, sp. nov. (Coleoptera: Cerambycidae) is described from Panama. Neocompsa thelgema Martins, 1971 is recorded from Panama, and chromatic variation is discussed. The female of Icimauna aysa Martins and Galileo, 1991 is described. Some corrections in a recently published work on Acanthoderini are provided, and the combination Scythropopsis pupillata (Bates, 1880) is established as having precedence over the simultaneously published combination Aegomorphus pupillatus (Bates, 1880).

Recently, we received a relatively large number of specimens of Cerambycidae from Panama, collected by Anton O. Kozlov and Yuliya Kovaleva (Russia) in 2018 and 2019. Among these specimens we found …


First Records Of Ancognatha Aymara Mondaca, 2016 (Coleoptera: Scarabaeidae: Dynastinae: Cyclocephalini) In Argentina, José Mondaca Jun 2020

First Records Of Ancognatha Aymara Mondaca, 2016 (Coleoptera: Scarabaeidae: Dynastinae: Cyclocephalini) In Argentina, José Mondaca

Insecta Mundi

Ancognatha aymara Mondaca, 2016 (Coleoptera: Scarabaeidae: Dynastinae: Cyclocephalini), a species previously known only from Chile, is recorded for the first time in northern Argentina. The new records are based on male specimens collected in the provinces of Jujuy and Salta. Illustrations of the habitus and male genitalia of the species are presented in color photographs. A map with its current distribution in Chile and Argentina is included.

The genus Ancognatha Erichson, 1847 (Coleoptera: Scarabaeidae: Dynastinae: Cyclocephalini) includes 23 valid species (Moore et al. 2018a, b; Paucar-Cabrera and Ratcliffe 2018) distributed from Arizona and New Mexico in the United States to …


Identification Of Planthoppers (Hemiptera: Delphacidae) Intercepted On Aquarium Plants In Florida And Elucidation Of A Potential Pathway For Exotic Aquatic And Semiaquatic Pests, Susan E. Halbert, Matthew R. Moore, Charles R. Bartlett, Jade S. Allen Jun 2020

Identification Of Planthoppers (Hemiptera: Delphacidae) Intercepted On Aquarium Plants In Florida And Elucidation Of A Potential Pathway For Exotic Aquatic And Semiaquatic Pests, Susan E. Halbert, Matthew R. Moore, Charles R. Bartlett, Jade S. Allen

Insecta Mundi

Recent shipments of aquarium plants to pet stores in five Florida counties were found to be infested with an exotic delphacid planthopper. Rearing adult males allowed identification by morphological analysis. Molecular analysis confirmed that it was the same as authoritatively identified reference specimens of the planthopper, Opiconsiva anacharsis (Fennah) (new combination) (Hemiptera: Delphacidae), first reported from Florida in 1989 and known to be established only in Broward County. The host plants, Echinodorus spp. Rich. ex Engelm. (Alismatales: Alismataceae), originally from Thailand, were sold in enclosed plastic cylinders that provided a suitable environment for maintaining the planthoppers. Attempts to trace the …


Vertebrates On The Brink As Indicators Of Biological Annihilation And The Sixth Mass Extinction, Gerardo Ceballos, Paul R. Ehrlich, Peter H. Raven Jun 2020

Vertebrates On The Brink As Indicators Of Biological Annihilation And The Sixth Mass Extinction, Gerardo Ceballos, Paul R. Ehrlich, Peter H. Raven

Harold W. Manter Laboratory of Parasitology: Library Materials

The ongoing sixth mass species extinction is the result of the destruction of component populations leading to eventual extirpation of entire species. Populations and species extinctions have severe implications for society through the degradation of ecosystem services. Here we assess the extinction crisis from a different perspective. We examine 29,400 species of terrestrial vertebrates, and determine which are on the brink of extinction because they have fewer than 1,000 individuals. There are 515 species on the brink (1.7% of the evaluated vertebrates). Around 94% of the populations of 77 mammal and bird species on the brink have been lost in …


Window Strike Bird Mortality On The University Of Nebraska – Lincoln City Campus, Thomas E. Labedz Jun 2020

Window Strike Bird Mortality On The University Of Nebraska – Lincoln City Campus, Thomas E. Labedz

Nebraska Bird Review

On May 25, 1915, in Lincoln, Lancaster County, Nebraska, a Gray-cheeked Thrush was “killed by flying against the library building on city campus” and was found by Robert H. Wolcott and prepared as a scientific study skin by Leroy M. Gates. This thrush is now ZM-6674 in the University of Nebraska State Museum (UNSM) Zoology collections. Birds are typically killed at low level buildings by flying into windows. This thrush is the first documented window strike death for what is now the University of Nebraska – Lincoln city campus. Based upon the UNSM bird collections I report on the last …


Critical Relationships In Managing Students’ Emotional Responses To Science (And Evolution) Instruction, Lawrence C. Scharmann, Bette L. Grauer Jun 2020

Critical Relationships In Managing Students’ Emotional Responses To Science (And Evolution) Instruction, Lawrence C. Scharmann, Bette L. Grauer

Department of Teaching, Learning, and Teacher Education: Faculty Publications

Background

If an instructional environment that is conducive to learning generally requires the development of good student–teacher relationships, then a classroom atmosphere of trust is an especially important consideration when we engage students in the teaching and learning of evolution. Emotional scaffolding, therefore, is crucial to the successful teaching and learning of evolution. Quinlan (Coll Teach 64:101–111, 2016) refers to four key relationships necessary to construct this scaffolding—students with teachers being merely one of the four key relationships comprising a comprehensive emotional scaffolding—the others being students with subject matter, students with other students, and students with their developing selves. Our …