Developmental abnormalities in two British falcons (Falco spp).
Developmental abnormalities are described in a peregrine falcon (Falco peregrinus) and a merlin (Falco columbarius). The former had duplication of a hind toe and extra vestigial digits on a carpus, while the latter showed syndactyly.
Cooper
J E
JE
Department of Pathology, Royal College of Surgeons of England, London, England.