Results 21 to 30 of about 1,345 (168)

Nest attendance by tropical and temperate passerine birds: Same constancy, different strategy. [PDF]

open access: yesEcol Evol, 2019
We compared avian attendance data during incubation of 112 New World temperate and tropical passerine species. The amount of time that parents incubated their eggs did not differ between regions, but tropical birds employed a different attendance strategy.
Austin SH   +4 more
europepmc   +2 more sources

Feather mites (Acari: Astigmata) on birds of Cerrado in Distrito Federal, Brazil [PDF]

open access: yes, 2008
O objetivo do estudo foi identificar os ácaros plumícolas em aves do cerrado. O mesmo foi realizado na Fazenda Água Limpa (FAL), Distrito Federal, Brasil, entre janeiro e agosto de 2002. As aves foram capturadas com rede de neblina e anilhadas.
FONSECA, Marcelo Andrade da   +4 more
core   +2 more sources

Birds surveyed in the harvested and unharvested areas of a reduced-impact logged forestry concession, located in the lowland subtropical humid forests of the Department of Santa Cruz, Bolivia. [PDF]

open access: yes, 2007
As part of a larger study of reduced-impactlogging effects on bird community composition,we surveyed birds from December to Februaryduring the 2003-2004 wet-season within harvestedand unharvested blocks of the La Chonta forestryconcession, Department of ...
Felton, A.   +3 more
core   +2 more sources

Breeding biology and biometrics of Silver-beaked Tanager Ramphocelus carbo connectens in south-west Brazilian Amazonia [PDF]

open access: yesBulletin of the British Ornithologists’ Club, 2020
We present new data on the breeding biology and biometrics of Silver-beaked Tanager Ramphocelus carbo in south-west Brazilian Amazonia. R. carbo is widely distributed in South America, but its reproductive ecology is little studied. We made observations on the species in a terra firme forest fragment in the capital city of the state of Acre, between ...
Jônatas Lima, Edson Guilherme
openaire   +1 more source

Similar composition of functional roles in Andean seed‐dispersal networks, despite high species and interaction turnover

open access: yesEcology, Volume 101, Issue 7, July 2020., 2020
Abstract The species composition of local communities varies in space, and its similarity generally decreases with increasing geographic distance between communities, a phenomenon known as distance decay of similarity. It is, however, not known how changes in local species composition affect ecological processes, that is, whether they lead to ...
D. Matthias Dehling   +11 more
wiley   +1 more source

Conhecimento de moradores sobre frugivoria por aves em uma região urbanizada e com fragmentos de restinga no sudeste do Brasil

open access: yesBiotemas, 2009
O conhecimento ecológico é importante para revelar a consciência ambiental de pessoas, refletindo em ações para conservação no meio ambiente onde vivem.
César Cestari
doaj   +1 more source

Knowledge of dwellers about frugivory by birds in an urbanized region with restinga fragments in southeastern Brazil [PDF]

open access: yesBiotemas, 2009
Ecological knowledge can be important to reveal in raising the awareness of people which becomes reflected in action on their local environment. This study evaluated the knowledge of dwellers about frugivory by birds in restinga fragments, an ecosystem ...
César Cestari
doaj  

Registros de aves na paisagem rural do município de Igarapé-Açu, nordeste paraense

open access: yesBoletim do Museu Paraense Emílio Goeldi. Ciências Naturais, 2009
O objetivo deste artigo é comunicar alguns registros de aves na Zona Bragantina, uma região densamente povoada, mas pouco estudada no nordeste paraense.
Stefan Hohnwald
doaj   +1 more source

Predação de Ramphocelus carbo (Pallas, 1764) por Oxybelis fulgidus (Daudin, 1803) no Sudoeste da Amazônia brasileira

open access: yesNature and Conservation, 2021
Relatamos neste trabalho uma observação de predação de Ramphocelus carbo (Pallas, 1764) por Oxybelis fulgidus (Daudin, 1803) na área rural da cidade de Espigão D'Oeste, estado de Rondônia, Brasil, no sudoeste da Amazônia brasileira. O local é um sítio particular, em uma plantação de Café (Coffea canephora). A O. fulgidus predou o Ramphocelus carbo numa
Raul Afonso Pommer Barbosa   +2 more
openaire   +2 more sources

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