Results 21 to 30 of about 6,699 (246)

Andracantha mergi: (Acanthocephala: Polymorphidae) from American Bald Eagles, Haliaeetus leucocephalus

open access: hybridThe Journal of Parasitology, 1982
There are few reports of helminths from the American Bald Eagle, Heliaeetus leucocephalus, perhaps because of the general decline in numbers and intensified protection of this avian species in recent years. Schiller (1952, J. Mammal. 33: 38-49) reported an undetermined species of Corynosoma from bald eagles in Alaska. Smith (1978, J. Wildl. Dis.
Brent B. Nickol, A. Alan Kocan
openalex   +3 more sources

Poleward Range Shifts of Breeding Birds in Wisconsin. [PDF]

open access: yesEcol Evol
Anthropogenic climate change has been documented to cause poleward range shifts in birds. This paper uses Wisconsin's two Breeding Bird Atlases to determine climate change's impact on the ranges of birds in the state. We found that warm‐adapted birds in the state were expanding northward.
Stallworth DT, Anich NM, Zuckerberg B.
europepmc   +2 more sources

Predator activity, proactive anti-predator strategies and nesting phenology produce a dynamic landscape of risk to tundra goose reproduction. [PDF]

open access: yesJ Anim Ecol
We show that Arctic and red fox space use significantly affects goose nest habitat selection and nest success in a low‐Arctic tundra ecosystem. However, the impact of fox predation depended on the location and timing of incubation of the nest, demonstrating the importance of incorporating time into the ‘landscape of fear’ concept.
Johnson-Bice SM   +4 more
europepmc   +2 more sources

PARASITES OF THE BALD EAGLE (HALIAEETUS LEUCOCEPHALUS) OF NORTH AMERICA [PDF]

open access: bronzeJournal of Wildlife Diseases, 1982
Information concerning parasites of the bald eagle (Haliaeetus leucocephalus) in North America is relatively sparse. Since the bald eagle in parts of the United States is an endangered species, collection of eagles for parasito!ogical study is difficult.
Benjamin N. Tuggle, Sheila K. Schmeling
openalex   +3 more sources

Population impact to bald eagles by ingested lead in New York State, 1990–2018

open access: yesWildlife Society Bulletin, 2023
While the recent population recovery of bald eagles (Haliaeetus leucocephalus) in New York State, USA, is a conservation success, evidence from necropsies suggest that ingested lead (Pb) from ammunition fragments is causing morbidity and mortality to ...
Brenda J. Hanley   +5 more
doaj   +1 more source

Multiple metals exposure and neurotoxic risk in bald eagles ( Haliaeetus leucocephalus ) from two Great Lakes states [PDF]

open access: yes, 2011
In the present study, the authors determined concentrations of several elements (As, Cd, Co, Cu, Cr, Mn, Pb, Sb, Zn) in the brains and livers of 46 bald eagles ( Haliaeetus leucocephalus ) from two Great Lakes states, Michigan and Minnesota.
Aronstam   +37 more
core   +2 more sources

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