Frogs, like butterflies and salamanders, have what is called a "bi-phasic life cycle." They undergo metamorphosis to grow from their larval stage, as a non-reproductive tadpole that swims underwater, ...

There are over 5,000 species of known frogs, and scientists continue to discover new species. Frog species come in a variety of sizes and colors. They can be found in a variety of habitats on every ...

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Nearly 600 California red-legged frog tadpoles were released into Santa Monica Mountains streams recently, marking an emergency conservation success for a species that vanished from the area more than ...

A 161 million-year-old fossil, linked to a line of extinct frog-like amphibians, is the oldest tadpole ever found. By Asher Elbein The metamorphosis of a frog from baby to adult is one of nature’s ...

Tadpoles have been wriggling in the world’s ponds for at least 161 million years. A newly detailed fossil finding pushes the record for earliest known tadpoles back an additional 30 million years, ...

Researchers studied the evolution of the body sizes of frogs and their tadpoles. They found that the two life stages do not evolve completely independently of each other as previously thought. If you ...

Millions of wild frogs are killed and exported to the EU each year, but experts say there is little transparency around the trade, leading to inhumane practices and population declines of ...

The popularity of the famous French delicacy of cuisses de grenouille, or frogs’ legs, is threatening the existence of certain frog species, a group of more than 500 environmental campaigners has ...