Either of two species of African antelope , with a cowlike face, a beard and mane, and heavy curved horns in both sexes. The brindled wildebeest C. taurinus is silver-grey with a dark face, mane, and tail tuft, and is found from Kenya southwards.
Vast herds move together on migration.
The white-tailed wildebeest C. gnou of South Africa almost became extinct, but was saved by breeding on farms.