Forested landscapes vary greatly in habitat structure and complexity due to natural and anthropogenic disturbances that may alter forest attributes. Habitat structure along with temporal factors may directly affect ...

Capsule The presence of Ferruginous Pygmy Owls Glaucidium brasilianum breeding in the xerophytic forest of Caldén Prosopis caldenia in central Argentina was slightly affected by forest maturity but neither by the structure ...

Se reporta la depredación de un juvenil de Turdus grayi (Turdidae) por un individuo de Glaucidium brasilianum (Strigidae). Esto se observó el 9 de junio de 2016 en un área urbana del estado de Tabasco, México (17º58'37.5'' ...

The Ferruginous Pygmy-Owl (Glaucidium brasilianum) has a broad geographic distribution, occurring from the southwestern United States to Central America and South America (Holt et al. 1999, Proudfoot and Johnson 2000).

En general, las lechuzas son cazadoras activas que se alimentan de mamíferos, aves, reptiles, anfibios e insectos. El consumo de productos vegetales, como frutos o semillas, no es conocido para las especies de las familias ...

Los búhos Neotropicales son depredadores tope poco estudiados. Su ocurrencia es afectada por la estructura del bosque y las características del paisaje. Reportamos detecciones de Alilicucu Común (Megascops choliba) y Caburé ...

Concentrations of organochlorine pesticides were quantified in samples of feathers (n = 17) and blood (n = 15) of the ferruginous pygmy owl (Glaucidium brasilianum). The individuals were captured near the Protected Natural ...

Nest site availability may limit secondary cavity-nesters because they are unable to create their own cavities and thus are forced to use existing cavities. Nest boxes can help to overcome this limitation but they can ...