Now showing items 125-144 of 157

    • Remaining populations of an upland stream fish persist in refugia defined by habitat features at multiple scales 

      Dunn, C.G.; Angermeier, P.L. (Blackwell Publishing Ltd, 2018-12-17)
      Aim: Conserving stream biota could require strategies that preserve habitats conveying resistance to ecological impacts of changing land use and climate. Retrospective analyses of species’ responses to anthropogenic ...
    • Return Rates of Aluminum Versus Plastic Leg Bands from Electrocuted Harris's Hawks (Parabuteo Unicinctus) 

      Dwyer, James F.; Mannan, R. William (Raptor Research Foundation, 2009)
      Ecological research programs investigating dispersal, migration, habitat selection, social structure, survival, reproductive success, and population size depend on the ability to identify individual study animals on multiple ...
    • Right on track? Performance of satellite telemetry in terrestrial wildlife research 

      Hofman, M. P. G.; Hayward, M. W.; Heim, M.; Marchand, P.; Rolandsen, C. M.; Mattisson, J.; Urbano, F.; Heurich, M.; Mysterud, A.; Melzheimer, J.; Morellet, N.; Voigt, U.; Allen, B. L.; Gehr, B.; Rouco, C.; Ullmann, W.; Holand, O.; Jorgensen, n H.; Steinheim, G.; Cagnacci, F.; Kroeschel, M.; Kaczensky, P.; Buuveibaatar, B.; Payne, J. C.; Palmegiani, I; Jerina, K.; Kjellander, P.; Johansson, O.; LaPoint, S.; Bayrakcismith, R.; Linnell, J. D. C.; Zaccaroni, M.; Jorge, M. L. S.; Oshima, J. E. F.; Songhurst, A.; Fischer, C.; Mc Bride, R. T., Jr.; Thompson, J. J.; Streif, S.; Sandfort, R.; Bonenfant, C.; Drouilly, M.; Klapproth, M.; Zinner, D.; Yarnell, R.; Stronza, A.; Wilmott, L.; Meisingset, E.; Thaker, M.; Vanak, A. T.; Nicoloso, S.; Graeber, R.; Said, S.; Boudreau, M. R.; Devlin, A.; Hoogesteijn, R.; May-Junior, J. A.; Nifong, J. C.; Odden, J.; Quigley, H. B.; Tortato, F.; Parker, D. M.; Caso, A.; Perrine, J.; Tellaeche, C.; Zieba, F.; Zwijacz-Kozica, T.; Appel, C. L.; Axsom, I; Bean, W. T.; Cristescu, B.; Periquet, S.; Teichman, K. J.; Karpanty, S.; Licoppe, A.; Menges, V; Black, K.; Scheppers, T. L.; Schai-Braun, S. C.; Azevedo, F. C.; Lemos, F. G.; Payne, A.; Swanepoel, L. H.; Weckworth, B., V; Berger, A.; Bertassoni, A.; McCulloch, G.; Sustr, P.; Athreya, V; Bockmuhl, D.; Casaer, J.; Ekori, A.; Melovski, D.; Richard-Hansen, C.; van de Vyver, D.; Reyna-Hurtado, R.; Robardet, E.; Selva, N.; Sergiel, A.; Farhadinia, M. S.; Sunde, P.; Portas, R.; Ambarli, H.; Berzins, R.; Kappeler, P. M.; Mann, G. K.; Pyritz, L.; Bissett, C.; Grant, T.; Steinmetz, R.; Swedell, L.; Welch, R. J.; Armenteras, D.; Bidder, O. R.; Gonzalez, T. M.; Rosenblatt, A.; Kachel, S.; Balkenhol, N. (PLOS, 2019-05-09)
      Satellite telemetry is an increasingly utilized technology in wildlife research, and current devices can track individual animal movements at unprecedented spatial and temporal resolutions. However, as we enter the golden ...
    • Roosting and Foraging Social Structure of the Endangered Indiana Bat (Myotis sodalis) 

      Silvis, Alexander; Kniowski, Andrew B.; Gehrt, Stanley D.; Ford, W. Mark (PLOS, 2014-05-09)
      Social dynamics are an important but poorly understood aspect of bat ecology. Herein we use a combination of graph theoretic and spatial approaches to describe the roost and social network characteristics and foraging ...
    • Seeing the Forest through the Trees: Considering Roost-Site Selection at Multiple Spatial Scales 

      Jachowski, David S.; Rota, Christopher T.; Dobony, Christopher A.; Ford, W. Mark; Edwards, John W. (PLOS, 2016-03-30)
      Conservation of bat species is one of the most daunting wildlife conservation challenges in North America, requiring detailed knowledge about their ecology to guide conservation efforts. Outside of the hibernating season, ...
    • Senescence and carryover effects of reproductive performance influence migration, condition, and breeding propensity in a small shorebird 

      Weithman, Chelsea; Gibson, Daniel; Hunt, Kelsi; Frierich, Meryl; Fraser, James; Karpanty, Sarah M.; Catlin, Daniel (Wiley, 2017-11-15)
      Breeding propensity, the probability that an animal will attempt to breed each year, is perhaps the least understood demographic process influencing annual fecundity. Breeding propensity is ecologically complex, as ...
    • Serological Evidence of Rift Valley Fever Virus Circulation in Domestic Cattle and African Buffalo in Northern Botswana (2010–2011) 

      Jori, Ferran; Alexander, Kathleen A.; Mokopasetso, Mokganedi; Munstermann, Suzanne; Moagabo, Keabetswe; Paweska, Janusz T. (Frontiers Media, 2015-11-25)
      Rift Valley fever (RVF) is endemic in many countries in Sub-Saharan Africa and is responsible for severe outbreaks in livestock characterized by a sudden onset of abortions and high neonatal mortality. During the last ...
    • Serum Immune-Related Proteins are Differentially Expressed during Hibernation in the American Black Bear 

      Chow, Brian A.; Donahue, Seth W.; Vaughan, Michael R.; McConkey, Brendan; Vijayan, Mathilakath M. (PLOS, 2013-06-25)
      Hibernation is an adaptation to conserve energy in the face of extreme environmental conditions and low food availability that has risen in several animal phyla. This phenomenon is characterized by reduced metabolic rate ...
    • Sex-specific population dynamics of ocelots in Belize using open population spatial capture-recapture 

      Satter, Christopher B.; Augustine, Ben C.; Harmsen, Bart J.; Foster, Rebecca J.; Kelly, Marcella J. (Ecological Society of America, 2019-07)
      We used open population, spatial capture-recapture (SCR) models to estimate sex-specific density, survival, per capita recruitment, and population growth rate of ocelots (Leopardus pardalis) at five sites in Belize with ...
    • Smartphone Technologies and Bayesian Networks to Assess Shorebird Habitat Selection 

      Zeigler, Sara L.; Thieler, E. Robert; Gutierrez, Benjamin T.; Plant, Nathaniel G.; Hines, Megan; Fraser, James D.; Catlin, Daniel H.; Karpanty, Sarah M. (2017-12)
      Understanding patterns of habitat selection across a species' geographic distribution can be critical for adequately managing populations and planning for habitat loss and related threats. However, studies of habitat ...
    • Socrates Opens a Pandora’s Box of Northern Snakehead Issues 

      Orth, Donald J. (American Fisheries Society, 2019-08-01)
      Although the origin, distribution, abundance, and spread of the Northern Snakehead Channa argus in the Potomac River have been studied, management and control plans for other invasive species are increasingly contested in ...
    • Space Use and Habitat Selection by Resident and Transient Red Wolves (Canis rufus) 

      Hinton, Joseph W.; Proctor, Christine; Kelly, Marcella J.; van Manen, Frank T.; Vaughan, Michael R.; Chamberlain, Michael J. (PLOS, 2016-12-21)
      Recovery of large carnivores remains a challenge because complex spatial dynamics that facilitate population persistence are poorly understood. In particular, recovery of the critically endangered red wolf (Canis rufus) ...
    • Spatial capture-recapture for categorically marked populations with an application to genetic capture-recapture 

      Augustine, Ben C.; Royle, J. Andrew; Murphy, Sean M.; Chandler, Richard B.; Cox, John J.; Kelly, Marcella J. (Ecological Society of America, 2019-04)
      Recently introduced unmarked spatial capture-recapture (SCR), spatial mark-resight (SMR), and 2-flank spatial partial identity models (SPIMs) extend the domain of SCR to populations or observation systems that do not always ...
    • Spatiotemporal Variation and the Role of Wildlife in Seasonal Water Quality Declines in the Chobe River, Botswana 

      Alexander, Kathleen A.; Fox, J. Tyler (PLOS, 2015-10-13)
      Sustainable management of dryland river systems is often complicated by extreme variability of precipitation in time and space, especially across large catchment areas. Understanding regional water quality changes in ...
    • Spatiotemporal Variation in Environmental Vibrio cholerae in an Estuary in Southern Coastal Ecuador 

      Ryan, Sadie J.; Stewart-Ibarra, Anna M.; Ordóñez-Enireb, Eunice; Chu, Winnie; Finkelstein, Julia L.; King, Christine A.; Escobar, Luis E.; Lupone, Christina; Heras, Froilan; Tauzer, Erica; Waggoner, Egan; James, Tyler G.; Cárdenas, Washington B.; Polhemus, Mark (MDPI, 2018-03-10)
      Cholera emergence is strongly linked to local environmental and ecological context. The 1991–2004 pandemic emerged in Perú and spread north into Ecuador’s El Oro province, making this a key site for potential re-emergence. ...
    • Species, sex and geo-location identification of seized tiger (Panthera tigris tigris) parts in Nepal—A molecular forensic approach 

      Karmacharya, Dibesh; Sherchan, Adarsh M.; Dulal, Santosh; Manandhar, Prajwol; Manandhar, Sulochana; Joshi, Jyoti; Bhattarai, Susmita; Bhatta, Tarka R.; Awasthi, Nagendra; Sharma, Ajay N.; Bista, Manisha; Silwal, Nawa R.; Pokharel, Pravin; Lamichhane, Rom R.; Sharma, Netra; Llewellyn, Bronwyn; Wultsch, Claudia; Kelly, Marcella J.; Gour, Digpal; Waits, Lisette; Hero, Jean-Marc; Hughes, Jane (PLOS, 2018-08-23)
      Tiger (Panthera tigris) populations are in danger across their entire range due to habitat loss, poaching and the demand for tiger parts. The Bengal tiger (Panthera tigris tigris) is an endangered apex predator with a ...
    • species-area relationships for stream fishes 

      Angermeier, P. L.; Schlosser, I. J. (Ecological Society of America, 1989-10)
      We sampled riffles and pool habitats of small streams in Minnesota, Illinois, and Panama to examine variation in species-area relationships within and between the respective fish faunas. For six of the seven steams studies, ...
    • Species-specific variations in reproductive traits of three yellow catfish species (Pelteobagrus spp.) in relation to habitats in the Three Gorges Reservoir, China 

      Liao, Chuansong; Chen, Sibao; Guo, Zhiqiang; Ye, Shaowen; Zhang, Tanglin; Li, Zhongjie; Murphy, Brian R.; Liu, Jiashou (PLOS, 2018-07-16)
      The reproductive biology of three yellow catfish congeners was studied in the Three Gorges Reservoir of the Yangtze River, China. We compared reproductive traits among the lentic, transitional, and lotic zones. A total of ...
    • Spontaneous Magnetic Alignment by Yearling Snapping Turtles: Rapid Association of Radio Frequency Dependent Pattern of Magnetic Input with Novel Surroundings 

      Landler, Lukas; Painter, Michael S.; Youmans, Paul W.; Hopkins, William A.; Phillips, John B. (PLOS, 2015-05-15)
      We investigated spontaneous magnetic alignment (SMA) by juvenile snapping turtles using exposure to low-level radio frequency (RF) fields at the Larmor frequency to help characterize the underlying sensory mechanism. ...
    • Subordinate Males Sire Offspring in Madagascar Fish-eagle (Haliaeetus Vociferoides) Polyandrous Breeding Groups 

      Tingay, Ruth E.; Culver, Melanie; Hallerman, Eric M.; Fraser, James D.; Watson, Richard T. (Raptor Research Foundation, 2002)
      The island endemic Madagascar Fish-Eagle (Haliaeetus vociferoides) is one of the most endangered birds of prey. Certain populations in west-central Madagascar sometimes exhibit a third, and sometimes a fourth, adult involved ...