If you've ever seen a lizard seemingly doing push-ups, you may be wondering what exactly is behind this unusual reptile activity. Are they trying to become body-builders? Working off a very insect ...

But there’s a twist in the case of the genus Aspidoscelis, the asexually reproducing whiptail lizards that Baumann and his colleagues have been studying at the Stowers Institute for Medical ...

In order to ward off hungry predators, short-horned lizards are capable of inflating their bodies up to twice their size, resembling a spiny balloon. And if this proves insufficient, some species ...