Summary ²

A frog is any member of 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 dating suggests their origins may extend further back to the Permian, 265 million years ago. Frogs are widely distributed, ranging from the tropics to subarctic regions, but the greatest concentration of sp

Sources and Credits

1. (c) moroccoherps, some rights reserved (CC BY-NC-SA), uploaded by moroccoherps
2. (c) Wikipedia, some rights reserved (CC BY-SA), https://en.wikipedia.org/wiki/Anura_(frog)

More Info

• iNat taxon page
• AMNH Amphibian Species of the World
• AmphibiaWeb
• Atlas of Living Australia
• Biodiversity Heritage Library
• BOLD Systems BIN search
• Global Biodiversity Information Facility (GBIF)
• VertNet

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