While they don't write love letters, there’s no doubt animals form deep and enduring friendships and use many different ways ...

Thinking about best friends might conjure up the idea of humans or perhaps other animals, such as dogs or cats. However, what ...

Friends are not just a human phenomenon. The benefits of social connections — friendships — are plentiful in many different types of animals. Members of many animal species participate in friendships, ...

Some say the oldest known human settlement is Uruk, in modern-day Iraq. Others say Jericho, in Palestine. Wherever it is, it must be the place where synurbization—the process of wildlife adapting to ...

These goofy best-friend moments between cats and humans are pure fun.

Does "the animal" exist? Toward a theory of social life with animals / Susan J. Pearson and Mary Weismantel -- Touching animals : the search for a deeper understanding of animals / Nigel Rothfels -- ...

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 ...

Two chimpanzees meeting with each other apparently have a discussion using hand gestures, one of the human-like characteristics of other mammals. (Getty Images) Of the 8.7 million species on Earth, ...