At 5 a.m., six keepers file into the Houston Zoo's commissary kitchen and spend the next five hours chopping produce, ...

At Magdeburg Zoo, Halloween gets wild as tigers play with pumpkins carved by visitors. The German zoo's spooky celebration ...

But there is a time of year that is about a serene spirit, a stillness even, and it happens after hours when the animals are ...

Dozens of lions, tigers, and bears, survivors of a now-shuttered zoo on the outskirts of Buenos Aires, Argentina, are finally ...