zygodactylous

zygodactyl

[zahy-guh-dak-til, zig-uh-]
adjective
1.
Also, zygodactylous. (of a bird) having the toes of each foot arranged in pairs, with two toes in front and two behind.
noun
2.
a zygodactyl bird.

Origin:
1825–35; zygo- + -dactyl

zygodactylism, noun
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World English Dictionary
zygodactyl (ˌzaɪɡəʊˈdæktɪl, ˌzɪɡə-)
 
adj
1.  (of the feet of certain birds) having the first and fourth toes directed backwards and the second and third forwards
 
n
2.  Compare heterodactyl a zygodactyl bird
 
zygo'dactylism
 
n

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