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