treehopper 
noun
A tree-dwelling jumping bug that lives chiefly in the tropics. A tall backward-curving projection of the thorax gives the bug a thornlike appearance for camouflage.
- Family Membracidae, suborder Homoptera: many species, including the bright green buffalo treehopper (Stictocephalus bisonia) of North America.
- Additionally, results suggested that treehoppers benefit from ant attendance in ways other than protection from predators; tended treehoppers outperform untended treehoppers even with predators excluded.
- This indicated that treehoppers benefit from ants in ways other than receiving protection from predators.