A major new study finds the pace of biological discovery is accelerating, not slowing down, and estimates Earth may harbor ...

A "peculiar" ancient relative of the crocodile which experts believe began life on four legs before, in adulthood, it learned ...

Scientists discover webbed feet in land animals, challenging common assumptions. This trait, initially for swimming, also ...

If you thought that crocodiles were menacing enough, be glad that you didn’t live in Arizona some 225–201 million years ...

The poodle-sized reptile that lived over 200 million years ago was among creatures that had features similar to dinosaurs it ...

For just one or two nights each spring, spotted salamanders emerge from underground and go in search of vernal mating pools.

In a state that still hosts grisly “rattlesnake roundups,” human Texans should learn to see something of themselves in their ...

Late winter into early spring is the time of year that the loudest singers of the night begin their songs. I’m not talking about crickets – the frogs and toads ...

For just one or two nights each spring, spotted salamanders emerge from underground and go in search of vernal mating pools.

Arizona is home to seven species of toads and all of them are toxic. Here's everything to know about these amphibians and ...

You may have dry feet in the winter due to the cold, dry air. To prevent dry feet, moisturize after you bathe and avoid hot water. If your dry feet are due to athlete's foot, diabetes, eczema, or ...

Researchers believe these creatures started out on four legs and later began walking on two legs as they grew.