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