tailed frog

tailed frog

noun
a frog, Ascaphus truei, of the northwestern U.S. and adjacent Canada, the male of which has its cloaca modified into a taillike copulatory organ.
Also called bell toad, ribbed toad, tailed toad.
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Encyclopedia Britannica
Encyclopedia

tailed frog

(Ascaphus truei), the single species of the frog family Ascaphidae (order Anura). It is restricted to cold, clear forest streams of the Pacific Northwest region of the United States and Canada. It is one of many species that disappears when old-growth forests are cut.

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Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
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