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Updated: July 8, 2025
But what we see here in the development of the individual has happened to the whole class in the course of its stem-history. The metamorphosis goes farther in a third order of Amphibia, the Batrachia or Anura, than in the salamander. To this belong the various kinds of toads, ringed snakes, water-frogs, tree-frogs, etc.
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