Results 11 to 20 of about 10,995 (223)

Between Risk and Refuge: Anthropogenic Linear Features Serve as Barriers, Corridors, and Habitat for Eastern Copperheads (<i>Agkistrodon contortrix</i>). [PDF]

open access: yesEcol Evol
Urbanization introduces linear anthropogenic features which have potential to hinder or facilitate wildlife movement. Using 6 years of radiotelemetry (1950 relocations) on a population of eastern copperheads in an urban nature park, we found snakes consistently avoided road crossings, yet selected for roadside habitat, trail crossings, and powerline ...
Kessler EJ   +3 more
europepmc   +2 more sources

Serosurvey of Smooth Brucella, Leptospira spp. and Toxoplasma gondii in Free-Ranging Jaguars (Panthera onca) and Domestic Animals from Brazil. [PDF]

open access: yes, 2015
This study investigated the exposure of jaguar populations and domestic animals to smooth Brucella, Leptospira spp. and Toxoplasma gondii in the Cerrado, Pantanal and Amazon biomes of Brazil.
de Morais, Zenaide Maria   +11 more
core   +4 more sources

A comparison of ultrasonic detectors and radiotelemetry for studying bat–habitat relationships

open access: yesWildlife Society Bulletin, 2011
Ultrasonic bat detectors and radiotelemetry are 2 methods used to examine habitat selection for bats, but no one has empirically examined if conclusions drawn from these 2 methods are comparable and, although previous work has presented concerns ...
Adam D. Morris   +2 more
doaj   +1 more source

Output from VIP cells of the mammalian central clock regulates daily physiological rhythms [PDF]

open access: yes, 2020
The suprachiasmatic nucleus (SCN) circadian clock is critical for optimising daily cycles in mammalian physiology and behaviour. The roles of the various SCN cell types in communicating timing information to downstream physiological systems remain ...
A Kalsbeek   +70 more
core   +1 more source

RIO GRANDE TURKEY FEMALE SURVIVAL IN SOUTHCENTRAL KANSAS

open access: yesWildlife Society Bulletin, 2000
: We used 127 radiomarked Rio Grande wild turkey (Meleagris gallopavo intermedia) females to estimate survival from March 1994 to March 1996 in Comanche and Clark counties, Kansas.
Randal S. Hennen, Scott Lutz
doaj   +1 more source

SURVIVAL AND CAUSE‐SPECIFIC MORTALITY OF MERRIAM'S TURKEYS IN THE SOUTHERN BLACK HILLS

open access: yesWildlife Society Bulletin, 2005
: Merriam's turkeys (Meleagris gallopavo merriami) in the Black Hills feed in ponderosa pine (Pinus ponderosa) forest habitats during winter, but some birds centralize winter activities within or near farmsteads that provide waste grain as supplemental ...
Chad P. Lehman   +2 more
doaj   +1 more source

Challenges of measuring body temperatures of free-ranging birds and mammals [PDF]

open access: yes, 2015
The thermal physiology of most birds and mammals is characterised by considerable spatial and temporal variation in body temperature. Body temperature is, therefore, a key parameter in physiological, behavioural and ecological research.
Gallon, S., McCafferty, D.J., Nord, A.
core   +2 more sources

Radiomarking brood‐rearing mallard females: Implications for juvenile survival

open access: yesWildlife Society Bulletin, 2012
Radiotelemetry is frequently used to measure habitat use, movements, and survival in birds; presumably, outfitting adult females with radiotransmitters does not influence juvenile survival, but this critical assumption is rarely tested.
Pauline M. Bloom   +4 more
doaj   +1 more source

Recent Trends in Survival and Mortality of Wolves in Minnesota, United States

open access: yesFrontiers in Ecology and Evolution, 2022
Survival is a key determinant of population growth and persistence; computation and understanding of this metric is key to successful population management, especially for recovering populations of large carnivores such as wolves.
Stotra Chakrabarti   +5 more
doaj   +1 more source

Étude du comportement du saumon atlantique (Salmo salar L.) au niveau de l'aménagement hydroélectrique de Baigts (gave de Pau) lors de sa migration anadrome.

open access: yesKnowledge and Management of Aquatic Ecosystems, 1999
Le comportement de 19 saumons adultes (Salmo salar L.) a été étudié au niveau de l'aménagement hydroélectrique de Baigts à l'aide de la technique de radiotélémétrie lors de trois expérimentations menées en été et en automne de 1995 à 1997.
CHANSEAU M., LARINIER M.
doaj   +1 more source

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