Female begging calls reflect nutritional need of nestlings in the hen harrier Circus cyaneus

• Published in: BMC Evolutionary Biology
• Main Authors: Redpath, Steve, Thompson, Alex, Amar, Arjun
• Format: Article in Journal/Newspaper
• Language: English
• Published: Springer Science and Business Media LLC 2017
• Subjects: Ecology, Evolution, Behavior and Systematics; Circus cyaneus
• Online Access: http://dx.doi.org/10.1186/s12862-017-0986-z; http://link.springer.com/content/pdf/10.1186/s12862-017-0986-z.pdf