How do frogs breathe?: Quick Facts

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Last updated

Sep. 29, 2026

Photos

Rana temporaria, the European common frog

Littlejohn's tree frog tadpole (Litoria littlejohni)

Diagram showing the life cycle of the leopard frog (Rana pipiens), progressing from eggs with embryos, to tadpoles with external gills, to tadpoles developing hind legs, then losing their tails, and finally to a fully formed adult frog.

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