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“Poop is central to the story of how dogs came into our lives," write Duke University dog researchers Brian Hare and Vanessa Woods in their wonderful new book, Survival of the Friendliest: ...

Evan Fricke knows exactly how long it takes, after a bird on the island of Saipan eats a piece of fruit, for it to come out the other end (Answer: as little as 10 minutes). "There's always this poop ...

Have you ever been working in your yard only to discover an unwelcome surprise left behind by a neighborhood cat? Whether ...

For humans, feces are last on the list of things we’d place near our mouth. In the animal world, that reaction does not always apply. Coprophagy is the act of eating feces, and for many species it ...

Large dog with blue background. Side profile of senior dog looking guilty sad or ashamed. Side profile of 10 years old female American Pitbull terrier, silver fawn color. Selective focus. Copy space.© ...