Being a field biologist is a lot like being a detective. Field biologists look for clues to help them learn about animals. Use the Field Guide to get to know the animals by clicking their pictures. Once you are familiar with the animals, click Animal Identification Challenge to test your rainforest detective skills.

Wolf's Monkey (Wolf's Guenon)

Cercopithecus wolfi

Size: 4-13 lbs.

Diet: Fruits, flowers, invertebrates

Habitat: Rainforests, mostly at high-canopy level

Range: Congo River Basin

Life span: 20 to 25 years

Social organization: Territorial groups--males defend territory and group

Threats to survival: Increasing human settlement, hunting

Fun facts: Like other guenons, these white-bearded monkeys have large cheek pouches that hold almost as much food as their stomachs.