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 ...

A new book looks at the health links between animals and humans. June 12, 2012— -- intro: Dr. Barbara Natterson-Horowitz is a sort of modern day Dr. Dolittle. For the past six years, the UCLA ...

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 ...

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, ...

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 ...

Many people, including animal advocates and others who want to grant legal rights (including personhood) to nonhuman animals, are often criticized for their views because others fear it will diminish ...