Results 81 to 90 of about 9,156 (209)
Global patterns and drivers of avian extinctions at the species and subspecies level [PDF]
Birds have long fascinated scientists and travellers, so their distribution and abundance through time have been better documented than those of other organisms.
Butchart, Stuart +3 more
core +3 more sources
La avifauna del Cuaternario de Argentina: inferencias paleoambientales a partir del registro de los Psittacidae [PDF]
El registro de vertebrados del Cuaternario, en especial el del Pleistoceno medio y tardíoHolocena de la Región Pampeana, es el mejor conocido de América del Sur tanto desde el punto de vista bioestratigráfico como de edades radimétricas.
Acosta Hospitaleche, C.I. +2 more
core
Insects in birds’ nests from Argentina: Asthenes dorbignyi (Reichenbach, 1853) [Aves: Furnariidae] [PDF]
Asthenes dorbignyi (Reichenbach, 1853) es un furnárido que se distribuye en los Andes de Perú, Bolivia, norte de Chile y noroeste de la Argentina entre los 2200 a los 4600 m sobre el nivel del mar.
Di Iorio, Osvaldo +1 more
core +1 more source
Se presenta como huésped primario nativo de la chinche Ornithocoris toledoi Pinto (Hemiptera: Heteroptera: Cimicidae) al Calancate Común Aratinga a. acuticaudata (Aves: Psittacidae).
Diego L Carpintero +2 more
doaj
Pellets recovered from stick nests and new diet items of Furnariidae (Aves: Passeriformes) [PDF]
This is the first record showing eleven species in seven genera of Furnariidae (Aves: Passeriformes) from Argentina that regurgitate pellets. A total of 627 nests of Furnariidae was examined, and from 84 nests (13.3%), 1,329 pellets were recovered. These
Aravena +47 more
core +1 more source
Triatoma infestans es el vector más importante de la enfermedad de Chagas de la Argentina. Se cita por primera vez la presencia de T. infestans (Klug) (Hemiptera: Reduviidae) asociado a nidos de loro barranquero Cyanoliseus patagonus (Psittasiformes ...
María L. HERNÁNDEZ +5 more
doaj
Documentation of new bird taxa : report for 2006 [PDF]
Diesem Bericht über die im Jahre 2006 aufgestellten Vogeltaxa liegt erneut eine umfangreiche Literaturrecherche zugrunde. Uns sind die Beschreibungen von drei neuen Gattungen, sieben neuen Arten und neun neuen Unterarten bekannt geworden.
Bahr, Norbert, Martens, Jochen
core
Subsongs are vocal trials uttered by young birds to practice songs. Among songbirds, subsongs are displayed by individuals in their first year of life.
Simone Masin +2 more
doaj +1 more source
Parakeets usually forage for massive and ephemeral plant resources at forest canopies. Fruit pulp is widely cited as a major food resource for these birds, which often eat seeds and nectar.
J. Ragusa-Netto
doaj +1 more source

