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