The savanna gets a fair amount of rain, at least 20 inches a year.
They eat different foods
Their territories don't overlap
They avoid each other as much as possible
They all migrate in different directions
Australia
Antarctica
Asia
North America
Winter and fall
Dry and wet
Winter and summer
Spring and summer
Developing fire-resistant cover
Growing quickly
All of the above
Having deep roots
They have toxic chemicals
A combination of the above defenses
They have thorns
Ants protect them
Grassland
Desert
Temperate forest
Tundra