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