Attributes / relations provided by
♦ 1Conservation status and limiting factors in the endangered population of Egyptian vulture (Neophron percnopterus) in the Canary Islands, José A. Donázar, César J. Palacios, Laura Gangoso, Olga Ceballos, María J. González and Fernando Hiraldo, Biological Conservation 107 (2002) 8997
♦ 2Olsen, J., E. Fuentes, DM Bird, AB Rose, and D. Judge. 2008.
Dietary
shifts based upon prey availability in Peregrine Falcons and Australian Hobbies breeding near
Canberra, Australia Journal of Raptor Research 42:125–137