Results 81 to 90 of about 6,699 (246)

Avian Cholera in a Bald Eagle from Ohio [PDF]

open access: yes, 1972
Author Institution: Patuxent Wildlife Research Center, Laurel, Maryland 20810, and Department of Veterinary Science (J. A. N.), University of Maryland, College Park, Maryland 20742Avian cholera (Pasteurella multocida) infection was diagnosed in an adult ...
Locke, L. N.   +2 more
core  

Modelling growth rates and developing an age determination tool for nestling Bonelli's Eagle Aquila fasciata

open access: yesAnnals of Applied Biology, Volume 187, Issue 1, Page 99-110, July 2025.
Unveiling Bonelli's Eagle nestling growth rates. Abstract Understanding the growth rate of nestlings is essential for explaining developmental strategies and is particularly important for birds of prey. Given that they have lower reproduction rates than other species, the growth rate could be one of the critical factors determining parental fitness and
Savvas Iezekiel   +4 more
wiley   +1 more source

Behavioural responses of Bonelli's eagles to human disturbances: Assessing the effect on reproduction and suggested mitigating measures

open access: yesPeople and Nature, Volume 7, Issue 6, Page 1309-1320, June 2025.
Abstract There has been increasing recognition of the adverse effects of outdoor recreation on the behavioural ecology, breeding success and ultimate abandonment of territories in several raptor species, such as the Bonelli's Eagle (Aquila fasciata). We assessed the effects of human activities on the behaviour and breeding success of Bonelli's eagles ...
José E. Martínez   +5 more
wiley   +1 more source

Decision memo: Meisner special use permit [PDF]

open access: yes, 2006
5 pp. T.17 S., R. 20 E., Section 22. Captured May 29, 2006.Announces decision to issue a new special use permit for Kyle E. Meisner to occupy and use National Forest System land to collect and transport water for domestic use.
Lookout Mountain Ranger District (Or.)
core  

Climate‐related drivers of migratory bird health in the south‐central USA

open access: yesBiological Reviews, Volume 100, Issue 3, Page 1272-1293, June 2025.
ABSTRACT Migratory birds are species of concern that play important ecological roles while also supporting recreational opportunities for the hunting and birdwatching public. Direct and indirect effects of climate variability, extremes, and change on migratory bird health manifest at the individual, population, species, and community levels.
Renee A. McPherson   +2 more
wiley   +1 more source

Quantitative Assessment of Bullet Fragments in Viscera of Sheep Carcasses as surrogates for White-Tailed Deer

open access: yesHuman-Wildlife Interactions, 2017
Avian scavengers, such as bald eagles (Haliaeetus leucocephalus), can be exposed to lead through the consumption of spent lead from ammunition in carcasses of animals shot with lead-based projectiles.
Luis Cruz-Martinez   +2 more
doaj   +1 more source

Presència de l'àguila marina Haliaeetus Albicilla (Linnaeus 1758) al jaciment espeleològic quaternari d'es Pouàs [PDF]

open access: yes
[cat] Es presenten les restes d'Àguila marina Haliaeetus albicilla obtengudes al jaciment d'Es Pouas, Eivissa. Aquesta espècie ha estat extirpada de I'ornitofauna eivissenca rera l'arribada de I'home. Es trobava al cim de la piràmide tròfica de
Alcover, Josep Antoni, McMinn, Miguel
core  

Vulnerability of birds to climate change in California's Sierra Nevada

open access: yesAvian Conservation and Ecology, 2014
In a rapidly changing climate, effective bird conservation requires not only reliable information about the current vulnerability of species of conservation concern, but also credible projections of their future vulnerability. Such projections may enable
Rodney B. Siegel   +6 more
doaj   +1 more source

First Description of a Bald Eagle (Haliaeetus leucocephalus) Actively Depredating an Adult Sandhill Crane (Antigone canadensis)

open access: yesWestern North American Naturalist, 2018
. From late February to early April the Central Platte River Valley in Nebraska is home to the largest gathering of Sandhill Cranes (Antigone canadensis) in the world and increasingly serves as a foraging ground for migrating Bald Eagles (Haliaeetus ...
Andrew J. Caven   +3 more
semanticscholar   +1 more source

6: WISCONSIN'S WILD TURKEY RESTORATION EXPERIMENT

open access: yesWildlife Society Bulletin, 1973
A turkey stocking experiment that used hybrids developed from crossing eastern wild turkeys (Meleagris gallopavo silvestris) with domestic turkeys, was initiated in Wisconsin in 1954.
Robert E. Dreis   +2 more
doaj   +1 more source

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