Galagos (bush babies), lemurs, lorises, pottos and tarsiers are all prosimians. Many of these species are active at night and use ... marmosets and tamarins. The world's smallest monkey is the pygmy ...

Stony Brook University’s Dr. Patricia Wright was introduced to an amazing parcel of land in southeastern Madagascar.

There are two species of streamertail hummingbirds on the island of Jamaica, West Indies—one with red-billed males (Trochilus polytmus) and the other with black-billed males (T. scitulus). This is a ...

Ornithologist Bruce Beehler tracks down what he calls the “Magnificent Seven,” a charismatic group of migratory birds, in his ...

Primatologists and conservation organizations have launched a 10-year action plan to improve the outlook for langur monkeys in the Sundaland biodiversity hotspot, a region of Southeast Asia that spans ...