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