zygodactylous
adjective
- in birds, applied to feet in which two toes point forwards, and two to the rear
Wiktionary
Pronunciation: /ˌzeɪɡəʊˈdæktələs/ / /ˌzeɪɡoʊˈdæktələs/
adj
Etymology: From zygo- + Ancient Greek δάκτυλος (dáktulos, “finger”).
- Having two toes pointing forward, and two toes pointing backward.