Results 31 to 40 of about 681 (134)

Captive-born collared peccary (Pecari tajacu, Tayassuidae) fails to discriminate between predator and non-predator models [PDF]

open access: yes, 2018
Captive animals may lose the ability to recognize their natural predators, making conservation programs more susceptible to failure if such animals are released into the wild.
A Coleman   +77 more
core   +1 more source

PREDOMINANCIA ECOLÓGICA Y TAXONÓMICA DE NOMBRES DE AVES ENTRE ESTUDIANTES UNIVERSITARIOS PERUANOS [PDF]

open access: yes, 2021
Durante octubre y noviembre de 2019, 340 estudiantes de la Universidad Nacional Jorge Basadre de Tacna, Perú participaron en la colecta de nombres populares de aves mediante la técnica de “free-listing”.
Pizarro-Neyra, Jose
core   +1 more source

Avian influenza: global assessment of potential pandemic of the twenty first century [PDF]

open access: yes, 2009
The emergence of highly pathogenic avian influenza (HPAI) of Asian lineage and the subsequent spillover to other parts of the globe and spread of Eurasian-Africa H5N1 epidemic into domestic, wild birds and human have generated unprecedented attention in ...
Abubakar, Mustapha Bala   +3 more
core   +1 more source

Surgical management of an open humeral fracture in a greater rhea (Rhea americana): Internal placement of a locking compression plate and post‐operative complications

open access: yesVeterinary Record Case Reports, Volume 14, Issue 2, May 2026.
SUMMARY A 17‐year‐old, 24‐kg, female greater rhea (Rhea americana) presented with an acute onset of left wing droop. Clinical examination and radiographs revealed an open, simple, displaced, short‐oblique diaphyseal fracture of the distal third of the left humerus.
Pierre Huberdeau   +6 more
wiley   +1 more source

An atypical case of proventricular dilatation in a Red-and-green Macaw (Ara Chloropterus) [PDF]

open access: yes, 2019
A Red-and-green Macaw (Ara chloropterus) was presented with regurgitation and passage of undigested seeds in the feces. Radiographic examination revealed dilatation of the proventriculus.
Geerinckx, Lise   +4 more
core  

Tracheria Troyana (Krapovickas and Nasif, 2011): Redefinition, Environmental Distribution, and Heritage Conservation [PDF]

open access: yes, 2019
The South American caviomorph ichnogenus Tracheria troyana is reevaluated here based on recently discovered specimens that allow a more thorough investigation of footprint taphonomy and ichnotaxonomy. The footprints include detailed autopodium morphology
Alonso Muruaga, Pablo   +5 more
core   +3 more sources

Unruffling the global feather trade: a comparative analysis of CITES and LEMIS records of feathers and bird skins

open access: yesWildlife Biology, Volume 2026, Issue 1, January 2026.
During the 18th and 19th centuries, bird feathers (class: Aves) were harvested from wild populations and sold globally in enormous quantities to meet the rising demand of the fashion industry. Although many laws now prevent similar widescale harvest, there is a paucity of studies on the trade that has continued to occur since the 20th century.
Jasmin Broadbridge   +2 more
wiley   +1 more source

Testing Mini-FLOTAC for the Monitorization of Gastrointestinal Parasitic Infections in Birds Kept at Four Iberian Zoological Institutions

open access: yesJournal of Zoological and Botanical Gardens
Birds kept in zoological institutions are highly exposed to gastrointestinal (GI) parasitism caused by coccidia and nematodes. The current research aimed to characterize the avian GI parasitic fauna in several zoological collections in Portugal and Spain.
João Lozano   +12 more
doaj   +1 more source

Diet of Cattle Egrets (Bubulcus ibis ibis) in the flood valley of the Paraná River, northern Argentina [PDF]

open access: yes, 2009
Fil: Ducommun, María de la Paz. Instituto Nacional de Limnología (INALI, CONICET-UNL); Santo Tomé; Santa FeFil: Quiroga, Martín Aníbal. Instituto Nacional de Limnología (INALI, CONICET-UNL); Santo Tomé; Santa FeFil: Beltzer, Adolfo Héctor.
Beltzer, Adolfo Héctor   +3 more
core  

Bone Mineral Density of Willow Ptarmigan (Lagopus lagopus) as a Potential Taphonomic Factor in Skeletal Part Attrition

open access: yesInternational Journal of Osteoarchaeology, Volume 35, Issue 5, Page 284-294, September/October 2025.
ABSTRACT Agents of taphonomy can bias skeletal parts and the frequency of bones in archaeological sites. An important factor to consider is the possible effect of bone density‐mediated attrition on archaeornithological assemblages. We scanned willow ptarmigan (Lagopus lagopus) specimens using a Lunar iDXA and an enCcore small animal body add‐on to ...
Frank J. Dirrigl Jr.   +1 more
wiley   +1 more source

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