Fascinating footage by Jayanta Guha captures an extraordinary mating encounter between two large monitor lizards in a river. At first glance, the reptiles appear to be locked in an intense wrestling ...

With Valentines Day right around the corner, those who study the animal kingdom are exploring one of the more interesting mating rituals they've come across: that of the Southern Alligator Lizard.

The side-splotched lizard (*Uta stansburiana*) is a common reptile found in California, United States. In spring, the color around the necks of males becomes strikingly diverse, varying in hues of ...