arboreal

US /ɑːrˈbɔːr.i.əl/
UK /ɑːrˈbɔːr.i.əl/
"arboreal" picture
1.

relating to trees; treelike

:
The forest was filled with various arboreal species.
The botanist studied the unique characteristics of arboreal plants.
2.

living in trees

:
Monkeys are well-known for their arboreal lifestyle.
Many bird species exhibit arboreal habits, building nests high in the branches.