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