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