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