Winter and summer
Winter and fall
Spring and summer
Dry and wet
Ants protect them
They have thorns
A combination of the above defenses
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.
North America
Antarctica
Australia
Asia
They eat different foods
Their territories don't overlap
They all migrate in different directions
They avoid each other as much as possible
Temperate forest
Grassland
Desert
Tundra