Zobrazeno 1 - 5
of 5
pro vyhledávání: '"firewood-gatherer"'
Publikováno v:
The Auk, 2010 Jan . 127(1), 222-231.
Externí odkaz:
https://www.jstor.org/stable/10.1525/auk.2009.09050
Publikováno v:
CONICET Digital (CONICET)
Consejo Nacional de Investigaciones Científicas y Técnicas
instacron:CONICET
Consejo Nacional de Investigaciones Científicas y Técnicas
instacron:CONICET
If one travels through the Pampas region in east‐central South America, it is common to observe large piles of sticks on trees, shrubs, and electricity poles. These structures are the nests of a small brown bird, the aptly named firewood‐gatherer
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::70b6efbba9448ebe84575837d6203a62
Wiley Online Library
Wiley Online Library
Publikováno v:
Journal of Avian Biology. 42:463-467
Costs imposed by brood parasitic birds exert strong selection on their hosts to avoid parasitism. While egg rejection is a common defence, nestling rejection is rarer and less well understood. Theoretical models suggest that among non-evicting parasi
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::f570666ea1c3086596b24098bd6e014e
https://doi.org/10.1111/j.1600-048x.2011.05439.x
https://doi.org/10.1111/j.1600-048x.2011.05439.x
The risk of breeding failure often varies strongly over the breeding season. If birds optimize production of offspring accordingly, investment in reproduction should be lowest when food for young is scarce or nest predation risk is highest. Evidence
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::389439c751cc35e84f8640e03df60908
https://bioone.org/journals/the-auk/volume-127/issue-1/auk.2009.09050/Seasonal-Variation-in-Reproductive-Output-of-a-Neotropical-Temperate-Suboscine/10.1525/auk.2009.09050.short
https://bioone.org/journals/the-auk/volume-127/issue-1/auk.2009.09050/Seasonal-Variation-in-Reproductive-Output-of-a-Neotropical-Temperate-Suboscine/10.1525/auk.2009.09050.short