
• (n.) Alt. of Zygodactyle
Found on
http://thinkexist.com/dictionary/meaning/zygodactyl/

In birds, having two toes pointing forward and two toes pointing backward such as in a woodpecker or osprey.
Found on
http://www.conservewildlifenj.org/glossary/

Having two toes directed backward and two directed forward, as in the feet of a parrot.
Found on
http://www.encyclo.co.uk/local/22217

two toes in front and two behind, as in woodpeckers
Found on
http://www.pugetsound.edu/academics/academic-resources/slater-museum/biodiv

[
adj] - (of bird feet) having the first and fourth toes directed backward the second and third forward
Found on
http://www.webdictionary.co.uk/definition.php?query=zygodactyl

zygodactyl, zygodactylism, zygodactylous 1. With reference to certain climbing birds, having the toes of each foot arranged in pairs, with two toes in front and two behind. 2. A term sometimes used to designate simple syndactyly (webbing between adjacent digits so they are more or less completely attached), as distinguished from syndactyly in whic...
Found on
http://www.wordinfo.info/words/index/info/view_unit/2351/2
adjective (of bird feet) having the first and fourth toes directed backward the second and third forward
Found on
https://www.encyclo.co.uk/local/20974

Toes 2 and 3 pointing forwards, and toes 1 and 4 pointing backwards, e.g. in woodpeckers, cuckoos, coucals and barbets.
Found on
https://www.encyclo.co.uk/local/22222
No exact match found.