To warm the grassland
To keep the grassland healthy and prevent buildup of dead plant material
To clear grass and make a desert
To scare people
Tropical and desertified
Tropical and temperate
Temperate and desertified
Transitional and tropical
Rootsoil
Darksoil
Topsoil
Understory
By skipping or jumping
By taking big steps or moving its legs fast
Moving through burrows underground
They are all following the same grazing pattern
To have more protection from predators
All of the above
To attack other groups of animals
No, they all migrate
No, they all hibernate
Yes, there is plenty of food in the winter
Yes, they can find dormant grasses and other plants if they dig under the snow
Steppes, meadows, prairies, velds
Meadows, pampas, velds, prairies
Steppes, pampas, llanos, prairies