Ecologists have long understood that biodiversity is paramount to ecosystem stability. Until now, however, most ecological ...

A zoo in northern Denmark is trying to mimic the natural food chain of the predators it houses — including lions and tigers — by feeding them small donated pets. The Aalborg Zoo asked for donations of ...

AALBORG, Denmark (CNN) — 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 ...

It’s easy to look at the wild and think of it as a place where the strongest simply win. We’ve all seen the nature documentaries where a massive grizzly bear or a pride of lions holds down a specific ...

Rat poison detected in around a third of wild mammal carnivores — including those that don't normally eat rodents, such as mountain lions and gray wolves. When you purchase through links on our site, ...

Add Yahoo as a preferred source to see more of our stories on Google. Lions are among the captive predators in the Aalborg Zoo in northern Denmark. - Peter Bischoff/Getty Images A zoo in northern ...

(CNN) — 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 ...

(CNN) — 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 ...

The zoo’s public request has drawn lively debate online with some protesting the idea of turning pets into prey, and others praising the zoo’s efforts to maintain natural feeding behaviors A zoo in ...