In this video, 20 mystery tadpoles are raised into fully grown frogs, documenting their fascinating metamorphosis and ...

The American bullfrog – a notoriously invasive species that will eat almost anything it can fit into its mouth – is alive and well in Vancouver’s Stanley Park.

New study found intense sunburn causes significantly greater DNA damage and mortality in striped marsh frog tadpoles than ...

American bullfrogs are a problem across much of southwestern B.C. The highly invasive species are known to damage local ecosystems and can eradicate other amphibians. As the CBC's Maryse Zeidler ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Paleontologists working in Patagonia have unearthed the oldest-known ...

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 ...

The Goliath frog is the largest frog on Earth, but its size may not be just a quirk of nature. Scientists think this giant ...

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 ...