arborealinsect

2. An insect that climbs and rests on tree trunks rather than living high in the leaves.

Bark beetles are arboreal insects often found just under the surface of tree trunks.

3. Any small creature adapted to life in forest canopies, used loosely in ecology.

Scientists counted every arboreal insect they could find in the rainforest canopy.

4. A bug kept in a tall, branch-filled terrarium by hobbyists.

Her pet stick insect is an arboreal insect that needs plenty of twigs to climb.