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Articles 661 - 690 of 3962
Full-Text Articles in Biology
Life Line March 2021, Otterbein Biology And Earth Science Department
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.
Using Acoustic Telemetry To Analyze The Impacts Of Common Carp On Wild Rice Restoration, Franklin Zomer
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 …
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
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 …
Behavioral Analysis Of The Cryptoprocta Ferox In An Ex-Situ Condition, Emilie Alfonso
Behavioral Analysis Of The Cryptoprocta Ferox In An Ex-Situ Condition, Emilie Alfonso
The Pegasus Review: UCF Undergraduate Research Journal
Fossas (Cryptoprocta ferox) are the top, endemic predators of Madagascar. Their populations are dwindling and are reported as “Vulnerable” by IUCN. In an effort to combat this, zoological facilities have placed the species on a captive breeding program. This study focuses on concerns one of those zoos had about their captive C. ferox. The purpose of this study was to collect activity budgets on the C. ferox to determine if there is a change in behavior due to construction occurring around the C. ferox’s habitat, analyze behavior changes during estrus, determine any behavior changes, as well …
Occurrence Of Ticks (Acari: Ixodidae) On Birds In Northwestern Lower Michigan, 2011-2019, William C. Scharf, Lisa Aukland, Gary W. Shugart, Sarah A. Hamer
Occurrence Of Ticks (Acari: Ixodidae) On Birds In Northwestern Lower Michigan, 2011-2019, William C. Scharf, Lisa Aukland, Gary W. Shugart, Sarah A. Hamer
The Great Lakes Entomologist
Abstract
Monitoring tick infestation of wildlife provides baseline tick
occurrence data that may have human or animal health implications. We collected 312 ticks of four species from 5,122 birds of 93 species while monitoring bird migration during 15 fall and spring seasons between 2011 and 2019 in the northern Lower Peninsula of Michigan. Twenty-seven of 93 bird species hosted ticks with an overall prevalence (=at least one tick) of 3.6% (185/5,122). Median burden was one tick/per infested bird with a range of 1-16 ticks per infested bird. Tick species collected were primarily Haemaphysalis leporispalustris (Packard) and Ixodes scapularis Say, with …
Observational Study Of Two Ex Situ North American River Otters (Lontra Canadensis), Julia Rifenberg
Observational Study Of Two Ex Situ North American River Otters (Lontra Canadensis), Julia Rifenberg
The Pegasus Review: UCF Undergraduate Research Journal
Zoos enable the ability to study how captive conditions impact the behaviors of animals. In this study, I observed two North American river otters housed at the Central Florida Zoo to evaluate behavioral changes after the male had been removed from the female for a month-long medical examination. The aim of this study was to 1) determine if mating behaviors were still occurring between the two river otters following the male’s removal and 2) to assess the welfare of the male and female river otters in captivity by observing their interactions and individual behaviors. Observed behaviors were compared to documented …
Noise Distracts Foraging Bats, Louise C. Allen, Nickolay I. Hristov, Juliette J. Rubin, Joseph T. Lightsey, Jesse R. Barber
Noise Distracts Foraging Bats, Louise C. Allen, Nickolay I. Hristov, Juliette J. Rubin, Joseph T. Lightsey, Jesse R. Barber
Biology Faculty Publications and Presentations
Predators frequently must detect and localize their prey in challenging environments. Noisy environments have been prevalent across the evolutionary history of predator–prey relationships, but now with increasing anthropogenic activities noise is becoming a more prominent feature of many landscapes. Here, we use the gleaning pallid bat, Antrozous pallidus, to investigate the mechanism by which noise disrupts hunting behaviour. Noise can primarily function to mask—obscure by spectrally overlapping a cue of interest, or distract—occupy an animal's attentional or other cognitive resources. Using band-limited white noise treatments that either overlapped the frequencies of a prey cue or did not …
Data From: Recovery From Discrete Wound Severities In Side-Blotched Lizards (Uta Stansburiana): Implications For Energy Budget, Locomotor Performance, And Oxidative Stress, Susannah S. French, Spencer B. Hudson
Data From: Recovery From Discrete Wound Severities In Side-Blotched Lizards (Uta Stansburiana): Implications For Energy Budget, Locomotor Performance, And Oxidative Stress, Susannah S. French, Spencer B. Hudson
Browse all Datasets
Wounding events (predation attempts, competitive combat) result in injuries and/or infections that induce integrated immune responses for the recovery process. Despite the survival benefits of immunity in this context, the costs incurred may require investment to be diverted from traits contributing to immediate and/or future survival, such as locomotor performance and oxidative status. Yet, whether trait constraints manifest likely depends on wound severity and the implications for energy budget. For this study, food intake, body mass, sprint speed, and oxidative indices (reactive oxygen metabolites, antioxidant capacity) were monitored in male side-blotched lizards (Uta stansburiana) healing from cutaneous wounds of discrete …
Molecular Characterization Of A Marine Turtle Tumor Epizootic, Profiling External, Internal And Postsurgical Regrowth Tumors, Kelsey Yetsko, Jessica A. Farrell, Nicholas B. Blackburn, Liam Whitmore, Maximilian R. Stammnitz, Jenny Whilde, Catherine B. Eastman, Devon Rollinson Ramia, Ana C. Leandro
Molecular Characterization Of A Marine Turtle Tumor Epizootic, Profiling External, Internal And Postsurgical Regrowth Tumors, Kelsey Yetsko, Jessica A. Farrell, Nicholas B. Blackburn, Liam Whitmore, Maximilian R. Stammnitz, Jenny Whilde, Catherine B. Eastman, Devon Rollinson Ramia, Ana C. Leandro
School of Medicine Publications
Sea turtle populations are under threat from an epizootic tumor disease (animal epidemic) known as fibropapillomatosis. Fibropapillomatosis continues to spread geographically, with prevalence of the disease also growing at many longer-affected sites globally. However, we do not yet understand the precise environmental, mutational and viral events driving fibropapillomatosis tumor formation and progression.
Here we perform transcriptomic and immunohistochemical profiling of five fibropapillomatosis tumor types: external new, established and postsurgical regrowth tumors, and internal lung and kidney tumors. We reveal that internal tumors are molecularly distinct from the more common external tumors. However, they have a small number of conserved potentially …
Functional Influence Of 14-3-3 (Ywha) Proteins In Mammals, Elizabeth Barley, Santanu De
Functional Influence Of 14-3-3 (Ywha) Proteins In Mammals, Elizabeth Barley, Santanu De
Mako: NSU Undergraduate Student Journal
The 14-3-3 (YWHA) proteins are homologous, ubiquitous, and conserved in most organisms ranging from plants to animals and play important roles in regulating key cellular events such as cell signaling, development, apoptosis, etc. These proteins consist of seven isoforms in mammals, termed under Greek alphabetization: beta (β), gamma (γ), epsilon (ε), eta (η), tau/theta (τ), sigma (σ), and zeta (ζ). Each of these isoforms can interact with a plethora of binding partners and has been shown to serve a distinct role in molecular crosstalk, biological processes, and disease susceptibility. Protein 14-3-3 isoforms are scaffolding proteins capable of forming homodimers and …
Philibaetis Gen. Nov., A New Genus From The Philippines (Ephemeroptera, Baetidae), Thomas Kaltenbach, Jhoana M. Garces, Jean-Luc Gattolliat
Philibaetis Gen. Nov., A New Genus From The Philippines (Ephemeroptera, Baetidae), Thomas Kaltenbach, Jhoana M. Garces, Jean-Luc Gattolliat
Biology Faculty Publications
Investigations of type material and new material from the Philippines (Luzon) revealed that Baetis luzonensis Müller-Liebenau, 1982 and B. realonae Müller-Liebenau, 1982 do not belong to Baetis Leach, 1815. A new genus, Philibaetis gen. nov., is described to accommodate both species and both are re-described based on larvae. The new genus is characterised by having a rectangular labrum with a submarginal row of long, simple setae on the dorsal surface and ventrally on lateral margins long, simple, spine-like setae, on anterolateral margins long, feathered setae and medially long, bifid setae and a partial, submarginal row of lanceolate setae. Both mandibles …
Dung Beetle (Scarabaeinae) Diversity Of The Highest Elevation In West Africa: The Nimba Mountain Range, Jacob Bowen
Dung Beetle (Scarabaeinae) Diversity Of The Highest Elevation In West Africa: The Nimba Mountain Range, Jacob Bowen
Mahurin Honors College Capstone Experience/Thesis Projects
The Nimba Mountain Range in Guinea, Ivory Coast, and Liberia is within the Upper Guinean Forests, a critical biodiversity hotspot highly threatened by various human activities. The region is home to many endemic species including the viviparous Nimba toad, Nimba otter-shrew, and the discrete Bossou chimpanzee population. Dung beetles can act as a focal taxon from which extrapolation to the diversity of other taxa and ecosystem health can be made. Elevational trends in dung beetle diversity were investigated on the Nimba Mountain Range and in the nearby Bossou Chimpanzee reserve in Guinea. Dung beetle species diversity surveys aimed to document …
Acoustic Communication In The Atlantic Mudskipper, Periopthalmus Barbarus, Seth Hoffman
Acoustic Communication In The Atlantic Mudskipper, Periopthalmus Barbarus, Seth Hoffman
Mahurin Honors College Capstone Experience/Thesis Projects
Mudskippers are intertidal fishes that can survive both in and out of the water. They are territorial and exhibit behaviors to attract mates and defend against competitors. Recently, it has been shown that vibrations are produced and transmitted through the mud during such displays in one species, Periophthalmodon septemradiatus. To see if similar vibrations are produced in other species of mudskippers, I recorded the behavioral interactions of pairs of the mudskipper Periophthalmus barbarus via digital video and acoustic signals via accelerometer. Comparative analysis of fish mass, sex, contest length, and contest outcome coupled with acoustic characteristics within dyadic pairings …
Comparing The Condition Of Deformed And Non-Deformed Walleyes In Long Lake, Mn, Clayton Beck
Comparing The Condition Of Deformed And Non-Deformed Walleyes In Long Lake, Mn, Clayton Beck
Journal of Earth and Life Science
Walleye Sander vitreus is a popular game fish in Minnesota. Walleye’s have become such a popular game fish for anglers that it has led agencies to raise Walleye in rearing ponds. Farm raised fish can show deformities due to environmental, genetic, nutritional, infectious, and toxic factors. Due to this phenomenon, the purpose of this study was to determine if the condition of the Walleye differed between those with and without deformities in Long Lake, MN. Angling was the method of capture during the months of September 2020 through July 2021. There was no evidence to suggest condition differed between non-deformed …
Using Audio Recording Devices And Multiseason Occupancy Modelling To Evaluate Clark's Nutcracker (Nucifraga Columbiana) Occurrence In Whitebark Pine Habitats Of Washington's Cascade Mountains, Lauren Taracka
Undergraduate Honors Theses
The Clark’s nutcracker (Nucifraga columbiana) and whitebark pine (Pinus albicaulis), both native to the harsh subalpine habitats of Washington’s Cascade Mountains, are being negatively impacted by white pine blister rust (Cronartium ribicola), the mountain pine beetle (Dendroctonus ponderosae), and climate change. As temperatures continue to warm, while many species at lower elevations can move upward in elevation to suit their temperature needs, subalpine species do not have that option. Whitebark pine is a keystone tree species - numerous animals consume its high fat, high energy seeds; it’s a nurse tree, providing shelter …
Phylogeography, Diversification, And Historical Demography Of The White-Toothed Rats (Berylmys) In Indochina, Kristy Lee Tuttle
Phylogeography, Diversification, And Historical Demography Of The White-Toothed Rats (Berylmys) In Indochina, Kristy Lee Tuttle
Graduate Research Theses & Dissertations
Berylmys, the White-toothed rats, and other members of the Rattus sl (Rattus, Maxomys, Leopoldamys, Niviventer, Bandicota, and Sundamys) evolved from 3-5 million years ago during a period of dynamic landscape change in Indochinese south Asia wherein climatically stable, warm forests of Miocene and Pliocene Indochina transitioned to a modern landscape regime. From the late Pliocene through the terminal Pleistocene, climate changes, ecological shifts, rising and falling sea levels, and tectonic uplift drove adaptive radiation within Rattus sl, in complex interactions that are still not completely understood. The goal of this study is to understand species relationships and population structure in …
Visual Control Of Refuge Recognition In The Whip Spider Phrynus Marginemaculatus, Kaylyn A.S. Flanigan, Daniel D. Wiegmann, Patrick Casto, Vincent J. Coppola, Natasha R. Flesher, Eileen Hebets, Verner Peter Bingman
Visual Control Of Refuge Recognition In The Whip Spider Phrynus Marginemaculatus, Kaylyn A.S. Flanigan, Daniel D. Wiegmann, Patrick Casto, Vincent J. Coppola, Natasha R. Flesher, Eileen Hebets, Verner Peter Bingman
Eileen Hebets Publications
Amblypygids, or whip spiders, are nocturnally active arachnids which live in structurally complex environments. Whip spiders are excellent navigators that can re-locate a home refuge without relying on visual input. Therefore, an open question is whether visual input can control any aspect of whip spider spatial behavior. In the current study, Phrynus marginemaculatus were trained to locate an escape refuge by discriminating between differently oriented black and white stripes placed either on the walls of a testing arena (frontal discrimination) or on the ceiling of the same testing arena (overhead discrimination). Regardless of the placement of the visual stimuli, the …
Identification And Quantification Of 11 Airborne Biochemicals Emitted By The Brown Recluse And Another Primitive Hunting Spider Using Headspace Solid-Phase Microextraction-Gc/Ms, Zachary Foulks, Jennifer Parks, William Stoecker, Charles Kristensen, Eileen A. Hebets, Honglan Shi
Identification And Quantification Of 11 Airborne Biochemicals Emitted By The Brown Recluse And Another Primitive Hunting Spider Using Headspace Solid-Phase Microextraction-Gc/Ms, Zachary Foulks, Jennifer Parks, William Stoecker, Charles Kristensen, Eileen A. Hebets, Honglan Shi
Eileen Hebets Publications
Loxosceles reclusa, or brown recluse spider, is a harmful household spider whose habitat extends throughout the Midwest in the USA and other regions in the world. The pheromones and other biomolecules that facilitate signaling for brown recluses and other spider species are poorly understood. A rapid and sensitive method is needed to analyze airborne spider signaling biomolecules to better understand the structure and function of these biochemicals in order to control the population of the spiders. In this study, we developed a novel headspace solid-phase microextraction (HS-SPME)-GC/MS method to analyze potential pheromones and biomolecules emitted by the brown recluse …
Multisensory Integration Supports Configural Learning Of A Home Refuge In The Whip Spider Phrynus Marginemaculatus, Kaylyn A.S. Flanigan, Daniel D. Wiegmann, Eileen Hebets, Verner Peter Bingman
Multisensory Integration Supports Configural Learning Of A Home Refuge In The Whip Spider Phrynus Marginemaculatus, Kaylyn A.S. Flanigan, Daniel D. Wiegmann, Eileen Hebets, Verner Peter Bingman
Eileen Hebets Publications
Predator diets represent a potential interaction between local prey availability, prey antipredator defenses, and predator foraging behavior. Female spider-specialist muddauber wasps (Hymenoptera: Sphecidae) collect spiders and provision them intact, but paralyzed, to their developing larvae, providing a unique means of quantifying the diversity and abundance of prey that they capture. Mud-dauber wasps are hypothesized to be a major source of selection on antipredator defenses in web-building spiders, and the spiny and thickened abdomens of female spiny orb-weaving spiders (Araneae: Araneidae) are hypothesized to function as antiwasp defenses. We inventoried spider prey from nests of the mud-dauber wasps Sceliphron caementarium (Drury) …
Hydraena (S.Str.) Dinarica, New Species (Coleoptera: Hydraenidae) Along With Further Records Of Hydraena Spp. From Durmitor National Park, Montenegro And Comments On The Dna Barcoding Problem With The Genus, Hendrik Freitag, Rick De Vries, Marta Paterno, Simone Maestri, Massimo Delledonne, Cameron G. Thompson, Helena Lamed, Rebekah Lambert, Michael F. Fox, Mariela C. Gonzalez, Emmanuel D. Delocado, Marc R. Sabordo, Clister V. Pangantihon, Iva Njunjić
Hydraena (S.Str.) Dinarica, New Species (Coleoptera: Hydraenidae) Along With Further Records Of Hydraena Spp. From Durmitor National Park, Montenegro And Comments On The Dna Barcoding Problem With The Genus, Hendrik Freitag, Rick De Vries, Marta Paterno, Simone Maestri, Massimo Delledonne, Cameron G. Thompson, Helena Lamed, Rebekah Lambert, Michael F. Fox, Mariela C. Gonzalez, Emmanuel D. Delocado, Marc R. Sabordo, Clister V. Pangantihon, Iva Njunjić
Biology Faculty Publications
Background Long-palped Water Beetles were collected during a taxon expedition in Montenegro which involved citizen scientists, students and taxonomists. The material was collected from springs, brooks, fens and the Tara River, at altitudes between 600 m and 1450 m above sea level, using fine-meshed hand-nets and by manual checking of submerged substrates. The morphological species delimitation was supplemented and congruent with mtDNA sequences mainly obtained in the field using the newly-developed MinION-based ONTrack pipeline. New information The new species Hydraena dinarica Freitag & de Vries, sp. n. from Durmitor Mt. is described, illustrated and compared in detail to closely-related congeners …
Stress Response Of Largemouth And Smallmouth Bass: Barbless Hooks Versus Barbed Hooks C & R, Wesley Steinmetz, Carson Tembrock
Stress Response Of Largemouth And Smallmouth Bass: Barbless Hooks Versus Barbed Hooks C & R, Wesley Steinmetz, Carson Tembrock
Journal of Earth and Life Science
Largemouth Bass Micropterus salmoides and Smallmouth Bass Micropterus dolomieu are two of the most popular species of fish for anglers to target in Minnesota. In this study, Largemouth Bass and Smallmouth Bass stress was characterized by handling time and recovery time. This study compares handling time and recovery time between barbed and barbless hooks. For Largemouth Bass, there was a significant relationship between recovery time and time out of the water for barbed (P = 0.02, R2 = 0.86) and barbless hooks (P < 0.01, R2 = 0.74). For Smallmouth Bass, there was no significant relationship between recovery time and time …
Effects Of Salt Runoff On Aquatic Macroinvertebrate Colonies, Kendra Fink
Effects Of Salt Runoff On Aquatic Macroinvertebrate Colonies, Kendra Fink
Journal of Earth and Life Science
Aquatic macroinvertebrates bridge the gap in part between primary and secondary consumers, making them ecologically important for most aquatic systems. They are used as biotic indicators for water quality due to their sensitivity to pollutants and may be affected, specifically, by chloride ion concentrations in the water. Water quality can be evaluated by looking at species compositions and their respective tolerance values. To determine long-term effects of road salt on macroinvertebrate colonies, a total of 338 identified macroinvertebrates of 10 families (two generalized to class) at 9 sites were collected from before, after, and between three bridges on Turtle River …
Dirofilaria Immitis Prevalence In Canis Latrans In Kentucky, Melanie Ann Brandon
Dirofilaria Immitis Prevalence In Canis Latrans In Kentucky, Melanie Ann Brandon
Murray State Theses and Dissertations
Dirofilaria immitis (canine heartworm) was found in forty-two (42) of the two hundred seventy-five (275) Canis latrans (coyote) necropsied in the state of Kentucky from November 27, 2019 through March 3, 2021. Thirty-five (35) of the positive cases were from western Kentucky region with the other seven spread across the state. With this group of coyotes, one hundred fifty-eight (158) were male and the other one hundred six-teen (116) were female. The estimated age ranged from a pup to senior dogs. A little over forty percent of the dogs were obtained through coyote/predator tournaments; the remaining were acquired from pest …
A Baraminological Analysis Of The Landfowl (Aves: Galliformes), Timothy R. Brophy
A Baraminological Analysis Of The Landfowl (Aves: Galliformes), Timothy R. Brophy
Faculty Publications and Presentations
We performed a baraminological analysis on 60 extant landfowl taxa (Aves: Galliformes) using 102 morphological characters. Both baraminic distance correlation analysis and multidimensional scaling suggest the possibility of four holobaramins within the landfowl order: Megapodiidae, Cracidae, Numididae, and the remaining Phasianoidea. Hybridization, however, connects three of these holobaramins (six of the currently recognized families). Considering both sets of evidence, we conclude that the landfowl are composed of two holobaramins: Megapodiidae and [Phasianoidea + Cracidae]. The five currently recognized families in the superfamily Phasianoidea have, until recently, been considered subfamilies in a more broadly conceived family Phasianidae, so it should not …
Effects Of Wastewater Effluent On Fish Fin Morphology Of Larval Fathead Minnows (Pimephales Promelas) And Swimming Performance Of Smallmouth Buffalo (Ictiobus Bubalus), Seth Michael Bogue
Effects Of Wastewater Effluent On Fish Fin Morphology Of Larval Fathead Minnows (Pimephales Promelas) And Swimming Performance Of Smallmouth Buffalo (Ictiobus Bubalus), Seth Michael Bogue
Masters Theses
The Sangamon River flows across central Illinois and is mostly free flowing except in the city of Decatur where it is impounded to form Lake Decatur. The Sanitary District of Decatur (SDD) is located approximately three miles downstream of the Lake Decatur dam. For a significant portion of the year, the stretch of the Sangamon River downstream of SDD is dominated by effluent due to limited discharge from the Lake Decatur dam. This has resulted in heavy nutrient loading, most notably phosphorus, and elevated levels of nickel and other compounds in the downstream section of the river. Smallmouth buffalo ( …
Chemical Niche Divergence In Sympatric Lemurs: Understanding Species' Food Selection, Chloe Nicole Marie Gherardi
Chemical Niche Divergence In Sympatric Lemurs: Understanding Species' Food Selection, Chloe Nicole Marie Gherardi
Graduate Research Theses & Dissertations
The integration of nutritional ecology into primatology has provided considerable insight into the feeding strategies of primates, and the ecological factors limiting populations - critical knowledge in a world of rapidly changing habitats. The eastern rainforest of Madagascar is home to one of the world’s most diverse primate communities, often hosting over 12 sympatric lemur species; however, the ecological mechanisms by which these species are able to coexist are not well understood. Two species within this community that have been especially understudied are the nocturnal and folivorous Avahi laniger and Lepilemur mustelinus. My research team observed and collected feeding data …
Bird Abundance And Diversity And The Impact Of Oyster Reef Restoration On The Bird Community In Mosquito Lagoon, Florida, Usa, Jessica Copertino
Bird Abundance And Diversity And The Impact Of Oyster Reef Restoration On The Bird Community In Mosquito Lagoon, Florida, Usa, Jessica Copertino
Electronic Theses and Dissertations, 2020-2023
Birds are often used as indicators for biodiversity and ecosystem health. While birds have been monitored in other parts of the Indian River Lagoon (IRL), there has been little research on birds in Mosquito Lagoon (ML, the northernmost portion of the IRL). This thesis first examines the abundance and diversity of birds in ML by using two years of photographic observations to assess seasonal variations and the use of various habitat features by specific bird taxa. Abundance and species richness were highest in winter, while evenness and Simpson's diversity were highest in summer. Moreover, natural and artificial habitat features were …
Non-Lethal Predictors Of Organ Level Metal Contaminants In Central Florida Red-Shouldered Hawks, Jennifer Bouchenot
Non-Lethal Predictors Of Organ Level Metal Contaminants In Central Florida Red-Shouldered Hawks, Jennifer Bouchenot
Electronic Theses and Dissertations, 2020-2023
Elemental contaminants aggregate in the environment due to human activity and can induce detrimental physiological effects within organisms. Birds exhibit exceptional susceptibility to many pollutants and are popular biomonitoring agents throughout the world. Birds of prey are of special interest due to their substantial biomagnification potential. Lethal sampling of internal organs yields accurate contaminant measurements, but recent sampling trends are endeavoring towards non-destructive sampling such as feathers. This methodological shift stems from researchers' preference for less-regulated samples, enhanced animal welfare, and broadening the possible collaborative audience with simpler protocols. Unfortunately, investigations of feathers have shown that their accuracy is capricious …
Black Grouper (Mycteroperca Bonaci) Neurocranium, Celeste Jaworski, David W. Kerstetter
Black Grouper (Mycteroperca Bonaci) Neurocranium, Celeste Jaworski, David W. Kerstetter
All Scans: Kerstetter Fisheries and Avian Ecology 3D Scan Series
Neurocranium from 7.5 cm total length. Black Grouper (Mycteroperca bonaci), collected from Denny's Seafood Market on 15/10/2021 by Celeste Jaworski.
Gafftopsail Catfish Neurocranium, Allison J. Soucier
Gafftopsail Catfish Neurocranium, Allison J. Soucier
All Scans: Kerstetter Fisheries and Avian Ecology 3D Scan Series
Gafftopsail Catfish (Bagre marinus), neurocranium length: 11.5 cm, collected from Keewaydin Island in Marco Florida on 15/9/2021 by Allison Soucier.