A duplicated gene evolved into a switch that determines sex in frogs, revealing how evolution can safely reshape critical ...

A new study has revealed that male white-spotted bush frogs dedicatedly guard their fertilized eggs from other cannibalistic male frogs and predators. The study confirmed that the adult male ...

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 ...

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 ...

A new study that compared the effects of cold and warm temperatures on the development of frog eggs into larvae found that environmental temperature significantly changes how the nervous system ...

Although spring is struggling to get going this year, some species of frog are coming to the end of their breeding season and you may be able to find their egg masses and tadpoles. Frog egg masses ...

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 ...

It had been five years since the first of the frog eggs had been moved, carefully plucked from Mexico's Baja Peninsula and transported by cooler to Southern California. Anny Peralta-Garcia was getting ...