A herd.
Because gazelles are ungulates, most likely it is called a herd. but really im just guessing. I've heard of it referred to as a "flock" as well.
Gazelles do not hunt, they are herbivores.
No, Gazelles are herbivores.
No. A cheetah considers gazelles as food.
what are a gazelles social habits
Yes, all species of gazelles are mammals.
Gazelles migrate from land through rivers to land
Yes gazelles are herbivores
Yes, hyenas do eat gazelles.
Thompson's gazelles are a breed/type of gazelle found in Africa.
The standard collective noun is a herd of gazelles.