Humans have destroyed or polluted animal habitats. But perhaps the most obvious way that we have affected animals is by placing barriers, such as roads, between populations, making it hard for ...

All domestic animals are descended from wild ancestors, so it's not surprising that wildlife tries to mate with domesticated relatives. But it's dangerous.

Evolutionary biologist Nathan H. Lents details how animal relationships can offer perspective on sexual diversity, social monogamy and gender identity—for humans.

The problem is that often these animals’ wild relatives live nearby, and huge, testosterone-driven wild males may try to mate with domestic or tamed relatives. Both animals and people lose in these ...

"Social" solitary animals construct meaningful social networks around them – and people living by themselves can, and do, too. "Being alone," Schradin says, "can also be the best choice for many ...

How humans are scaring fish off finding a mate By Jack Guy, CNN ... “Being fearful of predators is an evolutionary mechanism that helps animals survive predation,” said Karkarey.