Life Sciences Commons^™

First Record Of Nestling Relocation By Adult Gyrfalcons (Falco Rusticolus) Following Nest Collapse, Bryce W. Robinson, Neil Paprocki, David L. Anderson, Marc J. Bechard

Raptor Research Center Publications and Presentations

Nest collapse has been documented in many bird species, with little discussion of adult behavior following collapse. We present evidence of a partial collapse of a Gyrfalcon (Falco rusticolus) nest during the nestling period and the subsequent adult response. A nest camera captured the nest collapse and showed one adult Gyrfalcon holding a live nestling in its beak before leaving the nest. Later, we found the surviving nestling alive in an alternate nest 5 m from the original nest, presumably transported there by the adult. We believe this is the first report of an adult Gyrfalcon moving a …