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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Different extinction risks of the breeding colonies of Rooks Corvus frugilegus in rural and urban areas of SW Poland

By Orłowski Grzegorz   Czapulak Andrzej  

Acta Ornithologica, Vol. 42, Iss. 2, 2007-12 ,pp. : 145-155

Museum and Institute of Zoology, Polish Academy of Sciences

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Influence of nesting habitat on breeding Song Thrushes Turdus philomelos: Capsule Habitat significantly influences nest-site choice, breeding output and daily nest failure rates in Song Thrushes.

By Kelleher Katherine M.   O'Halloran John  

Bird Study, Vol. 54, Iss. 2, 2007-07 ,pp. : 221-229

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Nest-site selection and characteristics in a mixed-species colony of Avocets Recurvirostra avosetta and Black-winged Stilts Himantopus himantopus: Capsule Causes of breeding failure determined optimal nest location, Black-winged Stilts being better adapted than Avocets to nest close to water.

By Cuervo José Javier  

Bird Study, Vol. 51, Iss. 1, 2004-03 ,pp. : 20-24

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Diet composition influences annual breeding success of Montagu's Harriers Circus pygargus feeding on diverse prey: Capsule Diet diversity was positively related to nest failure in Montagu's Harriers.

By Arroyo Beatriz E.   Garcia Jesús T.  

Bird Study, Vol. 53, Iss. 1, 2006-03 ,pp. : 73-78

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