Forever chemicals or PFAS double in concentration as they move up the food chain, increasing risks for top predators.

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 ...

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 ...

(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 ...