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