Experimental evidence and 43 years of monitoring data show that food limits reproduction in a food-caching passerine

Several species of birds and mammals overcome periods of scarcity by caching food, but for the vast majority of species, it is virtually unknown whether they are food limited during these periods. The Gray Jay ( Perisoreus canadensis ) is a boreal-resident, food-caching passerine that breeds in late...

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Veröffentlicht in:Ecology (Durham) 2015-11, Vol.96 (11), p.3005-3015
Hauptverfasser: Derbyshire, Rachael, Strickland, Dan, Norris, D. Ryan
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Sprache:eng
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