Tree-frog and Tree frog

Tree-frog noun - Any of various Old World arboreal frogs distinguished from true frogs by adhesive suckers on the toes.

Tree frog is a synonym for tree-frog. In some cases you can use "Tree frog" instead a noun phrase "Tree-frog".

Tree frog noun - Any of various Old World arboreal frogs distinguished from true frogs by adhesive suckers on the toes.

Tree-frog is a synonym for tree frog. You can use "Tree-frog" instead a noun phrase "Tree frog".