Pygmy hippos enjoy a peaceful moment together.

Baby hippos can be quite a handful. They are naturally rebellious and exhibit highly rambunctious behavior on a daily basis.

Rob the Ranger witnesses a tense moment between hippos and a crocodile in a shared river space.

After the first hippo charge, I realise my guide and I have a difference in opinion on the definition of “life-threatening”.

In a viral video shared by the zoo, they demonstrate the best way to cure the hippo's mischief: calling his mother.

Hippopotamus Helvetia gave birth at Basel Zoo on Tuesday. The sex and name of the calf are not yet known.

Mars, the baby hippo with a sassy attitude, has captured hearts worldwide and is drawing visitors from as far as Phoenix and ...

A wild burro dubbed Cupid is recovering from surgery after being shot with an arrow in what officials say is the latest in a ...

Some of the best relationships are beginning right on our doorsteps. Sometimes without us even knowing. We're talking about ...

Some of the best relationships are beginning right on our doorsteps. Sometimes without us even knowing. We're talking about ...