Video Evidence Confirms Cannibalism in Eleonora’s Falcon

Frames from the video of the Eleonora’s Falcon nest, showing a nestling from another nest brought in alive, then killed by the female parent and fed to the nestlings: (a) captured nestling fighting to escape, (b) captured nestling just before it was killed, (c) dead nestling being fed to focal nest’s nestlings, and (d) dead nestling almost completely fed to the nestlings of the focal nest.

Eleonora’s Falcon nesting colony, with focal nest, target nest, and other active nests during the 2013 breeding season (Background image: ESRI 2014).