Quick Take Boulenger’s backpack frog carries eggs in a dorsal pouch on its back instead of dropping them into water. This ...

Frogs and amphibians can nab a fly with remarkable speed — but the real secret of their bug-catching prowess is in the saliva. Sticky frog saliva is a non-Newtonian fluid. That means it can behave as ...

Camouflage takes many forms in the natural world. Some animals are born with skin or coats that blend in naturally with their environment. Some Old World lizards like the chameleon have an almost ...

Although frogs and fish may appear similar from the water’s surface, they have many differences that make them easy to distinguish with a trained eye. Fish typically spend all of their lives in water.

“We have been studying four frogs: water holding, poison dart, glass and Amazon horn frog. We read information on each frog but now we need to become experts on one of them,” said Amy Anderson, Bush ...

The world's smallest known vertebrate is a frog the size of a housefly, a new study says. Scientists locate the teensy animals by listening for their calls and trying to zero in on the sources of the ...

Frogs with fangs abound with astonishing diversity on a tropical island in Indonesia, a Canadian-led team has found. Ben Evans, a zoologist at McMaster University in Hamilton, Ont., and his Indonesian ...