Some animals form lifelong pair bonds that run deeper than simple mating. These connections shape how they live, move, and interact with the world. When a partner is lost, the change is often visible.

Throughout the animal kingdom, there are animals that form bonds that last a lifetime, showing loyalty and partnership that can be surprising to people. From birds to mammals, these creatures stick ...

Fatal attractions are a standard movie plotline, but they also occur in nature, with much more serious consequences. As a conservation biologist, I’ve seen them play out in some of Earth’s most remote ...

These unusual facts about animal sexuality expose the oddities associated with animal reproduction and sexual habits in ...

TIS THE SEASON  Love is in the air for Florida alligators, which means Florida's famous reptile is more active and visible ...

Add Yahoo as a preferred source to see more of our stories on Google. In New Zealand, females from an invasive South African mantis species may be luring native males to their deaths. It's an example ...

While millions of people are preparing to watch the total solar eclipse that will make its way across North America on Monday, the animals in that affected area — in homes, on farms, in zoos and in ...