Sparrowhawk movement, calling, and presence of dead conspecifics differentially impact blue tit (Cyanistes caeruleus) vocal and behavioral mobbing responses

摘要

Funding: UK NERC (NE/J018694/1), Royal Society (RG2012R2), M.J. Murdock Charitable Trust (2014199), University of St Andrews 600th Year Scholarship, University of St Andrews St Leonard's Fee Scholarship.