The Kratt Brothers are always ready for an adventure — especially when they visit the eastern United States to learn about the American bullfrog. Let the learning leap from the screen and into your ...

An artist depicts the tadpole and frog individuals of the Notobatrachus degiustoi species. The oldest known tadpole fossil, which belongs to this species, was found in the Patagonia region of ...

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 ...

to students while learning about a frog's life cycle at the Cape Girardeau Conservation Nature Center Wednesday, March 29, 2017 in Cape Girardeau.Jordi Brostoski talks to students about a frog's life ...

The word ‘metamorphosis’ comes from the Greek words ‘meta’ meaning change, ‘morph’ which refers to shape, and ‘osis’ meaning a process. Metamorphosis is the process of changing the shape of the body.

Understand that all animals have a life cycle that includes being born, developing into an adult, reproducing, and eventually dying Understand that the details of life cycles vary from one organism to ...