When you ask psychologists, biologists, and sexual...  ...h as evolution and biology. So they were asked if monogamy is "natural" for humans. Author and educational c...  ...not sure if there is any intention behind it, but monogamy certainly is not "natural" in that it does not se...  ...so many social strictur...

Fidelity may not be a virture found in every species, but it is in coyotes. During a study of 236 of them in the Chicago area over six years, researchers found no evidence of a coyote straying from its mate:"I was surpri...

Biologists have discovered the first truly monogamous amphibian, the Peruvian poison frog in the rainforest of South America. They've also discovered a fascinating reason that these frogs remain committed to each other:...