There are few things more joyful, if occasionally nerve-wracking, than having a pet in your home. And plenty of people agree.

Guest Opinion. Altruism is helping without a benefit and sometimes at a risk to one’s self. Animals helping others of their own species makes sense to perpetuate the species or help continue their own ...

The persistent presence of humans and their infrastructure in U.S. national parks has yielded dramatic changes in the behaviors of large animals who live there, a new study has found. Even during the ...

Humans have built lucrative industries out of safari trips: candid on-the-ground looks at wild animals in their natural ...