Results 91 to 100 of about 4,246 (251)

Call for Your Life: Acoustic Structure and Age‐Sex Differences in Distress Calls of Red‐Necked Nightjars

open access: yesEthology, Volume 130, Issue 12, December 2024.
ABSTRACT Predatory interactions result in strong selection pressures acting on multiple aspects of animal behaviour. Anti‐predator strategies are therefore common in most animals, typically signalling at various stages of a predation event. Many species of caprimulgids perform conspicuous anti‐predator displays, including stereotyped behaviours and ...
Javier Sierro   +5 more
wiley   +1 more source

The first whole genome and transcriptome of the cinereous vulture reveals adaptation in the gastric and immune defense systems and possible convergent evolution between the Old and New World vultures [PDF]

open access: yes, 2015
Background: The cinereous vulture, Aegypius monachus, is the largest bird of prey and plays a key role in the ecosystem by removing carcasses, thus preventing the spread of diseases. Its feeding habits force it to cope with constant exposure to pathogens,
A Goncalves   +90 more
core   +2 more sources

Accumulation of Parabens, Their Metabolites, and Halogenated Byproducts in Migratory Birds of Prey: A Comparative Study in Texas and North Carolina, USA

open access: yesEnvironmental Toxicology and Chemistry, Volume 43, Issue 11, Page 2365-2376, November 2024.
Abstract Parabens are alkyl esters of p‐hydroxybenzoic acid that are commonly used as preservatives in personal care products such as cosmetics. Recent studies have revealed the presence of parabens in surface and tap water because of their use as disinfection products; however, little is known about their occurrence in biological samples and their ...
Macarena Rojo   +7 more
wiley   +1 more source

Underlying factors promoting nestedness of bird assemblages in cays of the Jardines de la Reina archipelago, Cuba [PDF]

open access: yes, 2017
Factores subyacentes que promueven el anidamiento de ensamblajes de aves en cayos del archipiélago de los Jardines de la Reina, Cuba La evaluación de los factores asociados a los modelos de anidamiento se ha convertido en un aspecto esencial de los ...
García–Quintas, A., Parada Isada, A.
core   +2 more sources

Diversity in olfactory bulb size in birds reflects allometry, ecology, and phylogeny [PDF]

open access: yes, 2015
The relative size of olfactory bulbs (OBs) is correlated with olfactory capabilities across vertebrates and is widely used to assess the relative importance of olfaction to a species’ ecology.
Alma   +165 more
core   +3 more sources

Efficacy of an acoustic hailing device as an avian dispersal tool

open access: yesWildlife Society Bulletin, 2017
Bird strikes are a major safety and financial concern for modern aviation. Audible stimuli are common bird dispersal techniques, but their effectiveness is limited by the saliency and relevance of the stimulus.
Peter E. Schlichting   +7 more
doaj   +1 more source

Protective role of the vulture facial skin and gut microbiomes aid adaptation to scavenging

open access: yesActa Veterinaria Scandinavica, 2018
Background Vultures have adapted the remarkable ability to feed on carcasses that may contain microorganisms that would be pathogenic to most other animals.
Marie Lisandra Zepeda Mendoza   +6 more
doaj   +1 more source

Preliminary studies on the impact of the urbanization of the piemonte of Mendoza on the wild avifauna [PDF]

open access: yes, 2017
Fil: Gómez, Viviana. Instituto Argentino de Investigaciones de las Zonas Áridas .Fil: Faggi, Ana.Fil: Martínez Carretero, Eduardo. Instituto Argentino de Investigaciones de las Zonas Áridas
Faggi, Ana   +2 more
core  

Late Pleistocene and Early Holocene Vertebrates and Paleoenvironments on the Southern High Plains, U.S.A. [PDF]

open access: yes, 1986
Only a few vertebrate faunas are known for the Southern High Plains from the late Pleistocene and early Holocene. This review focuses on vertebrate local faunas from two major localities on opposite sides of the region but in the same drainage system ...
Johnson, Eileen
core   +1 more source

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