Results 91 to 100 of about 685 (183)

Southern Extension to the Breeding Range of the Gyrfalcon, Falco Rusticolus, in Eastern North America

, 1995
We report the observation of four gyrfalcon (Falco rusticolus) nests and several adults south of the previously recognized southern limit of the species\u27 breeding distribution in eastern North America.
DesGranges, J.-L., Morneau, F., Décarie, R., Negro, J., Brodeur, S.   +4 more
core  

Antibody prevalence to avian influenza virus subtypes H5, H7 and H9 in falcons, captive and wild birds, United Arab Emirates, 2003-2006. [PDF]

Vet Med Sci, 2023
Jöstl N, Weidinger P, Lussy H, Bailey TA, Joseph S, McKeown S, O Donovan D, Li X, Nowotny N.   +8 more
europepmc   +1 more source

Genetic diversity and relatedness amongst captive saker falcons (Falcocherrug) in the Green Balkans' Wildlife Rehabilitation and Breeding Centre in Bulgaria. [PDF]

Biodivers Data J, 2023
Petrov R, Hoareau T, Lesobre L, Andonova Y, Yarkov D, Chakarov N.   +5 more
europepmc   +1 more source

Hunting tactics of Peregrines and other falcons

, 2009
De slechtvalk was bijna uitgestorven door giftige residu’s van landbouwchemicaliën, maar de stand heeft zich hersteld. Dekker deed onderzoek naar de invloed van de terugkeer van deze roofvogel op zijn prooisoorten in Nederland en Canada.
Dekker, D.
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Dietary Plasticity in a Specialist Predator, the Gyrfalcon (\u3ci\u3eFalco rusticolus\u3c/i\u3e): New Insights into Diet During Brood Rearing

, 2019
Climate and landscape change are expected to affect species’ distributions and interactions, with potentially harmful consequences for specialist predators. Availability of optimal prey can affect reproductive success in raptors, especially in the Arctic,
Robinson, Bryce W., Booms, Travis L., Bechard, Marc J., Anderson, David L.   +3 more
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Communities of Cloacal Bacteria in Tree Swallow Families

, 1996
Our aim in this study was to survey the communities of bacteria found in the cloacae of adult and nestling Tree Swallows (Tachycineta bicolor), determine if there were familial patterns of prevalence, and determine if there were relationships between ...
Thorpe, Patrick A, Zeller, T. K, Steen, C., Cichewicz, R., Millard, C., Henshaw, M., Lombardo, Michael P   +6 more
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WHOLE ISSUE \u3ci\u3eNebraska Bird Review\u3c/i\u3e (March 1976) 44(1)

, 1976
Table of Contents 1975 Treasurer\u27s Report....................... 2 Gyrfalcon Taken in Nebraska .......................3 1975 Christmas Count....................... 3 1975 Nebraska Nesting Survey.......................

core   +1 more source

Dooryard. Room With a View: Priceless

, 2015
The author describes a birding outing where he and his wife hoped to see a rare gyrfalcon, a bird native to the Arctic tundra, but having been sighted in Maine, outside its normal range, in recent ...
Doiron, Paul
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Comparative analysis of reproductive characteristics between female gyrfalcon (Falco rusticolus) and hybrids (Falco rusticolus and Falco cherrug)

Falconry is an ancient practice that involves the breeding and training of birds of prey for activities such as hunting, being an integral part of the culture in various regions, including the Middle East, Europe, and the Americas.
Caroline Silva Vieira
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Arctic introgression and chromatin regulation facilitated rapid Qinghai-Tibet Plateau colonization by an avian predator. [PDF]

Nat Commun, 2022
Hu L, Long J, Lin Y, Gu Z, Su H, Dong X, Lin Z, Xiao Q, Batbayar N, Bold B, Deutschová L, Ganusevich S, Sokolov V, Sokolov A, Patel HR, Waters PD, Graves JAM, Dixon A, Pan S, Zhan X.   +19 more
europepmc   +1 more source