Chang Jr. | ||
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Details | Chang Jr. was born on February 23, 1991 to Pensi and Chang, both Sumatran orangs. Chang Jr. is the first pure Sumatran (subspecies abelii) born at the National Zoo. To learn more visit the Think Tank exhibit. | |
Species | Orang utan - Pongo Pygmaeus | |
Range | Remote areas of two Indonesian islands, Sumatra and Borneo. | |
Habitat | Undisturbed rain forests to 1524 m. (5,000 ft.). | |
Social Structure | Most solitary of higher primates. Adult males usually live alone; adult females may live with 1 to 3 young who remain with their mother for 6 to 7 years. | |
Behavior | Tree dwelling. During the day they travel in search of seasonally fruiting trees. Build nests in trees where they sleep at night. | |
Voice | About 16 different vocalizations. | |
Diet | Prefer fruit; also eat leaves, bark, vines, & insects. | |
Size | Males, up to 1.3 m. (4.5 ft.), 73 kg. (160 lb.) | |
Lifespan | 59 years in zoos. | |
Status | Endangered |