Well, trees produce oxygen and you need oxygen to survive.
Yes
living in trees
large thorns
they have sharp claws for climbing trees
forest or jungle they live up trees
An external adaptation is an adaptation that is out side of your body. For example Dark fur to blend into trees. And adaption is what you adapt to so you can live longer.
they have very long claws to catch there prey and climb trees
they have long tonges that are used to lick bar of trees
it is needed because it has to climb trees.
Being drought-resistant
trees as building materials
Monkey's climb trees and live in camouflage areas. They climb trees with their long claws and long legs.