Though my Shahi are pretty much tree-living elves, I still think of them as human, only with pointy ears.    From Wordnik.com.  [Transcript: Non-Human Characters « Coyote Con] Reference

The primates began as arboreal (tree-living) creatures, and all but some of the larger specimens still are.    From Wordnik.com.  [The Human Brain]

The kingdoms maintained the roads that linked the empire, if their people were capable of it, which (for instance) the tree-living Hanging People were not.    From Wordnik.com.  [The Ringworld Engineers]

These characters were shown to be typical of arboreal Vertebrates, and their occurrence in forms not arboreal indicated that these were descended from tree-living ancestors.    From Wordnik.com.  [Form and Function A Contribution to the History of Animal Morphology] Reference

The evidence indicates that the critics are both right - birds did not evolve either from running dinos or from tree-living mini-crocodiles.    From Wordnik.com.  [Conservapedia - Recent changes [en]]

Their nursery building has a playroom fitted out with a climbing frame, hammocks and ropes to encourage natural, arboreal tree-living orang-utan behaviour.    From Wordnik.com.  [The Independent - Frontpage RSS Feed] Reference

"Any number," replied the skipper, "if we could penetrate to where they are; the great tree-living ones, and those water-boas that live among the swamps and pools.".    From Wordnik.com.  [Fitz the Filibuster] Reference

A new study of an ancient four-legged creature called, poised on the boundary between dinosaurs and birds, suggests that the arboreal, or tree-living, idea may be correct.    From Wordnik.com.  [Livescience.com] Reference

If we consider, for instance, the squirrels, one of the best-known groups of tree-living animals, we find them to be members of the great order of rodents, whose native habitat is the land surface.    From Wordnik.com.  [Man And His Ancestor A Study In Evolution] Reference

Like rats deserting a sinking ship, a whole Noah's ark of tree-living creatures was hastening along a single cable shorewards: tree-crickets; ants laden with eggs and larvæ; mantids gesticulating as they walked, like old men who mumble to themselves; wood-roaches, some green and leaf-like, others, facsimiles of trilobites -- but fleet of foot and with one goal.    From Wordnik.com.  [Edge of the Jungle] Reference