Scientific Name – Theropithecus gelada

Classification – Theropithecus

Gender Names – Male – male; Female – female; Baby – infant

Collective Noun – Troop, cartload

Length/Size – 50–75 cm (19.7–29.5 in)

Weight – 11-18.5 kg (24.3- 40.8 lb)

Life Expectancy – Average 19 years; more than 30 in captivity

Mating Season – During the rains

Gestation Period – 5 to 6 months

Special Features – A bright patch of skin is present on the chest (less pronounced in females)

Social Structure – Lives in groups; the smallest and most basic units are reproductive groups made up of 1-12 females with their babies and 1-4 males; the all-male units are made up of 2-15 males

Geographical Distribution – Only in the Ethiopian Highlands (the Semien Mountains population is larger)

Natural Habitat – Hilly forests and grasslands

World Population – 200,000 (2008)

Conservation Status – Least Concern

Diet – Primarily grass (graminivorous)

Predators – Leopards, hyenas, feral dogs, humans