National Geographic underwater photographer Brian Skerry kicks off the three-part Changemaker Speaker Series, a nationwide ...

"Even the pups know this isn't right!" Disturbing video of dog owners in national park sparks outrage: 'This is beyond wrong' ...

Two different groups of macaques have been spotted in Japan mounting sika deer. The behavior could be part of a shared “culture” between the animals.

Eyes on the road, hawk eyes that is.A large hawk became wedged in the grill of a Honda CRV in Chelmsford<a class="excerpt-read-more" href=" More ...

Stag beetles have their sumo matches. Female fireflies who murder their mates. These are some of our favorite mating behaviors among insects and arachnids.