Scientists have discovered a new species of miniature marsupial frog in the Peruvian Amazon that carries its young in a ...

Xenopus is a type of frog that is commonly used as a model organism in biological research, and their eggs develop outside of the body, making them especially good for studying development.

THE theories of Roux and Weismann concerning the significance of nuclear division have been the cause of much useful work. The attempt to decide experimentally whether the early divisions of a ...

A curious aspect of tree frogs is that they often lay their eggs on the ground where the risk of predation by natural enemies is greater than in the trees where they live. A research team suggested ...

Frothy mucus might not sound like the most inviting living space, but for some frogs' offspring it is a lifesaving refuge from drought. The amphibians often lay their gelatinous eggs in pools of water ...

Things got a bit loud when wildlife ecologist Katy Delaney discovered signs that frogs were breeding. For five years, she had kept watch over the rare tadpoles and young frogs in the Santa Monica ...

When it comes to laying eggs, tree frogs have some unusual habits. Instead of always laying their eggs on tree branches where they usually live, they often lay their eggs on the ground. But why would ...

A tree frog: female (larger individual below) laying eggs, which are protected by the 'foam nest' and male (smaller individual above). When it comes to laying eggs, tree frogs have some unusual habits ...