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