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