 While some reach 10 cm (4 in) or more, they are typically smaller and more slender than terrestrial frogs.Tree frogs typically have well-developed discs at the finger and toe tips; the fingers and toes themselves, as well as the limbs, tend to be rather small, resulting in a superior grasping ability.The genus "Chiromantis" of the Rhacophoridae is most extreme in this respect