Spotted a lizard doing push ups? Here's why they do it and why they don't get tired of doing it.

Lizards do push ups to communicate, not to exercise or regulate temperature. Male lizards do push ups to display dominance, defend territory and attract mates. Female lizards may do push ups to defend ...

Have you ever noticed how some lizards seem to perform push-ups when they are standing up against a wall, rock, or a tree branch? Many people wonder whether they are exercising, but actually, this is ...

Lizards' push-up movements are actually a form of communication. Both male and female lizards can perform push-up displays.