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