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| zy·go·dac·tyl [ zgə dákt'l ] or zy·go·dac·ty·lous [ zgō dáktələss ] |
adjective |
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with two pairs of toes: describes the feet of birds in which the second and third toes face forward and the first and fourth toes face backward.
See also heterodactylous
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noun (plural zy·go·dac·tyls) |
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bird with two pairs of toes: a bird that has two pairs of toes facing in different directions, e.g. a woodpecker
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 zy·go·dac·tyl·ism noun |
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