When the frog needs them for protection, they will force the bony “claws” to pierce through their skin, breaking away from ...

Shape matters as well as size in the great range of male frog show-off equipment for competitive seductive serenades.

The frogs are found in sub-Saharan Africa and live in slow-moving or stagnant water. They are known for their flat bodies, vocal organs which can produce sound underwater, and claws on the first ...

The "wolverine frog," also known as the hairy frog, is the animal that breaks its own bones to produce claws ...