Chimpanzee

scientific name

Pan troglodytes

size

Weight. male 90-200 lbs. " female 66-176 lbs.
Height. male 28-33" " female 30-36"

characteristics

Facial Muscles. help in non-verbal communication
Genitals. swelling pronounced in female in estrus
Intelligence. high
Thumbs. opposable " aid tool use
Vocalization. highly developed " grunts " barks " etc

behavior

Diurnal
Activity. 50% of waking hrs feeding
Food. males hunt as an organized group
Prey. monkeys & bush pigs " females fish for termites " eat meat rarely
Group. family " generally females " male leaves at adolescence " "fusion-fission" - group together & split apart based on food availability
Tools. use for termite fishing

reproduction/life span

Life span. wild 30-40 yrs. " captivity 40-50 yrs.
Breeding Season. year-round
Gestation. ~8 mo.
Birth. twins rare
Young. weaned 4-5 yrs. " may remain with mom 10+ yrs. (often permanently if female)
Birth Interval. 3+ yrs.

diet

Wild. flowers, fruit, galls, insects, leaves, seeds, & meat (baboons, birds, bush pigs, monkeys, rodents)

habitat/range

humid forest " deciduous woodland " mixed savanna " West & Central Africa

status

us Endangered " cites App I " due to habitat loss " ssp " studbook participant " Great Ape tag

enrichment

raisins, chopped food, etc scattered in straw " magazines " artificial termite mounds on island filled with barbecue sauce, mustard, lemon pie filling, etc

oregon zoo exhibit

Primates