Siamang
Symphalangus syndactylus
- Endangered
- Card rarity: Epic
- Mammals

The siamang is an endangered arboreal, black-furred gibbon native to the tropical rainforests of Indonesia, Malaysia, and Thailand. The largest of the gibbons, the siamang can be twice the size of other gibbons, reaching 1 m (3.3 ft) in height, and weighing up to 14 kg (31 lb). It is the only species in the genus Symphalangus. Fossils of siamangs date back to the Middle Pleistocene.
Classification
- Class
- Mammalia
- Order
- Primates
- Family
- Hylobatidae
- Genus
- Symphalangus