Black wildebeest

The black wildebeest ("Connochaetes gnou") or white-tailed gnu, is one of the two closely related wildebeest species. It is a member of the genus "Connochaetes" and family Bovidae. 
It was first described in 1780 by Eberhard August Wilhelm von Zimmermann. 
Characteristics.
The black wildebeest are usually in head-and-body length, and the typical weight is . Males are usually about at the shoulder, while the height of the females is . 
The black wildebeest are known for its white, long, horse-like tail. It also has a dark brown to black coat and long, dark-colored hair between its forelegs and under its belly.