This robot trio mimics the life cycle of a frog. ... A third version of the robot can flatten itself to skitter through small openings, as well as hang onto a ledge to help transition across gaps.

The world’s smallest vertebrate – animals that have a backbone – is a frog that could sit within the confines of your fingernail, a new study reports. CNN values your feedback 1.

All tadpoles grow into frogs, but not all frogs start out as tadpoles, reveals a new study on 720 species of frogs. The new study uncovers the surprising evolution of life cycles in frogs.

Learn about different animal life cycles with these interactive learning resources for KS2 Science students aged 7-11 from BBC Bitesize.

Spencer's burrowing frog is found throughout central Australia and is known as a drought dodger. (ABC Alice Springs: Emma Haskin)Then, if you are lucky, you might even spy an amphibian gliding ...

The Eiffinger's tree frog found in Japan has a unique biological adaptation: its tadpoles do not defecate during their early developmental stages to reduce the risk of contaminating their small ...

The world's tiniest known vertebrate – a species of frog that fits in the centre of a dime – has been discovered in New Guinea. At 7.7 millimetres, Paedophryne amauensis replaces Paedocypris ...