Goldfish are one of the most beloved pets around the globe and are chosen for being easy to raise. In reality, taking care of ...

First it was the hawklet adopted by bald eagles. Then it was the lioness nursing the leopard cub. And now in the latest example of interspecies care, there’s video of a cardinal feeding goldfish.

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Looking after a pet can teach your child about compassion, ...

A new experimental study found that invasive goldfish can cloud water, damage food webs, and harm native freshwater species.