The Department of Zoological Research at the National Zoo in Washington, DC houses three pairs of lion- tamarin monkeys (Leontopithicus rosalia rosalia and L.R.chrysomelia) and one pair of marmosets ...

It’s all part of a creative enrichment program aimed at making sure the pride of lions at the zoo remain healthy, happy and ...

Hundreds of Christmas trees on display for Brookfield Zoo’s Holiday Magic winter wonderland have a new purpose. Some are now being used as animal enrichment for bears, bison, and lions.