Have you been seeing more critters hopping in your backyard this summer? According to Joseph Lautenbach, a wildlife biologist with the Ohio Department of Natural Resources, the state has seen a mostly ...

A zoo in northern Denmark is asking pet owners to donate their unwanted guinea pigs, rabbits, chickens and even small horses – not to put them on display but to feed them to the zoo’s predators.The ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. Introduced for the sake of sport, the entry of these ...