Where Do Polar Bears Live?

Target Language or Knowledge:

tundra
an area in the Arctic that has no trees and very few plants
lemming
a small rodent that lives in the Arctic tundra
seaweed
a kind of algae that lives in the sea and can look like a plant
Arctic
the region surrounding the North Pole
cub
a young bear, wolf, or lion
den
the shelter or home of a wild animal
survive
to stay alive
fierce
wild; powerful
extinct
no longer living