Results 71 to 80 of about 465 (163)

Caracara plancus. Foto 1

open access: yes, 2023
Vista frontal de un adulto de caracara moñudo, en el cual se pueden identificar los principales caracteres determinantes.Preocupación menorEs una especie con una tendencia poblacional “estable”.
Renjifo, Juan Manuel, 1948-
core  

Considerações biométricas do sistema respiratório de carcará (Polyborus plancus) Biometric parameters of the respiratory system in the southern caracara

open access: yesCiência Rural, 2009
Neste trabalho, foram estudados os parâmetros biométricos das vísceras que compõem o sistema respiratório de oito carcarás de ambos os sexos, com pesos corpóreos e idades diferentes. As aves foram eutanasiadas, evisceradas e dissecadas.
Vanessa Sobue Franzo   +5 more
doaj   +1 more source

Under the radar: The availability of nonsteroidal anti‐inflammatory drugs in South America and implications for avian scavenger populations

open access: yesConservation Science and Practice, Volume 7, Issue 4, April 2025.
The use of diclofenac and other nonsteroidal anti‐inflammatory drugs (NSAIDs) has been identified as a cause of vulture decline in Asia and Europe. Investigation into the availability of two NSAIDs (diclofenac and flunixin) in South America found that both are approved for veterinary use and are accessible in all countries searched, across many ...
Kane P. J. Colston   +3 more
wiley   +1 more source

The Corneal Structure of the Yellow‐Legged Gull, Larus michahellis (Naumann, 1840)

open access: yesJournal of Morphology, Volume 285, Issue 12, December 2024.
This study examines the cornea of Larus michahellis using light and electron microscopy, revealing essential structural details. The corneal epithelium is a nonkeratinized, stratified layer with microridges and microvilli that improve optical properties.
R. Cobo   +4 more
wiley   +1 more source

Biologia reprodutiva e dieta do carcará (Caracara plancus) na América : uma revisão sistemática da literatura [PDF]

open access: yes
O carcará (Caracara plancus) é uma ave de rapina cuja distribuição ocorre em quase toda a América. A espécies é dividida em duas subespécies, que habitam regiões diferentes, porém os ambientes ocupados pelas duas subespécies são semelhantes, resumindo-se
Silva, Camila Rembold da
core  

Seed dispersal of Attalea phalerata (Palmae) by Crested caracaras (Caracara plancus) in the Pantanal and a review of frugivory by raptors [PDF]

open access: yes, 2004
We observed Crested caracaras (Caracara plancus) consuming and dispersing fruits of the palm Attalea phalerata at Pantanal, Brazil. We reviewed the literature of seed dispersal by raptors and suggest that raptors may affect seed dispersal by three ...
Galetti, Mauro, Guimarães Jr., Paulo R.
core   +2 more sources

Perfil Hematol?gico e Sexagem molecular de carcar?s (caracara plancus) mantidos em cativeiro e de vida livre na Para?ba e Pernambuco [PDF]

open access: yes, 2020
O Caracara plancus ? uma esp?cie de ave silvestre pertencente ? ordem Falconiformes e apresenta ampla distribui??o no Brasil, principalmente no bioma da Caatinga.
SOUSA, Francisco Fredson de
core  

Plasmodium spp. and Haemoproteus spp. infection in birds of the Brazilian Atlantic Forest detected by microscopy and polymerase chain reaction

open access: yesPesquisa Veterinária Brasileira, 2015
In recent years haemosporidian infection by protozoa of the genus Plasmodium and Haemoproteus, has been considered one of the most important factors related to the extinction and/or population decline of several species of birds worldwide.
Raquel Tostes   +5 more
doaj   +1 more source

Antibodies to Toxoplasma gondii in Crested Caracara (Caracara plancus) from Recife Airport, Pernambuco, Brazil

open access: yes, 2018
The objective of this study was to investigate the occurrence of antibodies against Toxoplasma gondii in carcarás (Caracara plancus) captured in the Recife/Guararapes Gilberto Freyre International Airport, in the State of Pernambuco, Brazil.
M.F.V. Marvulo (5379440)   +7 more
core   +1 more source

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