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