Response of Hooded Crow Corvus corone cornix and Magpie Pica pica to exposure to artificial nests: Capsule Hooded Crow activity increased markedly and instantly after exposure of artificial nests, whereas Magpies showed no response to the nests, but seemed negatively influenced by Hooded Crows.

By Olsen Henrik   Schmidt Niels M.  

Bird Study, Vol. 51, Iss. 1, 2004-03 ,pp. : 87-90

Taylor & Francis Ltd

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Habitat use by Carrion Crows Corvus corone corone and Hooded Crows C. c. cornix and their hybrids in eastern Germany

By Randler Christoph  

Acta Ornithologica, Vol. 42, Iss. 2, 2007-12 ,pp. : 191-194

Museum and Institute of Zoology, Polish Academy of Sciences

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Early nesting does not result in greater productivity in the multi-brooded Woodlark Lullula arborea: Capsule Birds that started nesting early and made more nesting attempts did not produce more fledglings or recruits.

By Mallord John W.   Dolman Paul M.   Brown Andy   Sutherland William J.  

Bird Study, Vol. 55, Iss. 2, 2008-07 ,pp. : 145-151

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Nest location within the tree and breeding parameters of Rooks Corvus frugilegus: Capsule The position of a nest in the tree influences some parameters of reproduction.

By Kasprzykowski Zbigniew  

Bird Study, Vol. 55, Iss. 1, 2008-03 ,pp. : 59-65

Taylor & Francis Ltd

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Food hoarding and use of stored food by Rooks Corvus frugilegus: Capsule In autumn, Rooks cached large quantities of acorns, which were retrieved during winter.

By Källander Hans  

Bird Study, Vol. 54, Iss. 2, 2007-07 ,pp. : 192-198

Taylor & Francis Ltd

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