Frog - Wikipedia, the free encyclopedia

Frog - Wikipedia, the free encyclopedia

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日期:2024-05-25
Frogs are a diverse and largely carnivorous group of short-bodied, tailless amphibians composing the order Anura (Ancient Greek an-, without + oura, tail). The oldest fossil "proto-frog" appeared in the early Triassic of Madagascar, but molecular clock da...看更多