Parental differences in brood provisioning by Hen Harriers Circus cyaneus: Capsule Females varied their provisioning patterns according to brood age and brood size, whereas males did not.

Author： Leckie Fiona M.   Arroyo Beatriz E.   Thirgood Simon J.   Redpath Stephen M.  

Publisher： Taylor & Francis Ltd

ISSN： 0006-3657

Source： Bird Study, Vol.55, Iss.2, 2008-07, pp. : 209-215

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