Rhacophorus kio
This frog is larger than other tree frogs.  It is about 67.1 mm long from nose to rear end.  The adult male frog is 58.0–79.1 mm long from nose to rear end. It has webbed skin on all four feet.  The skin of the frog's back is green in color. The belly and bottoms of the feet are yellow. There are disks on the toes for climbing.  The frogs that live in Vietnam and Laos have white spots.  The frogs have black spots where each front leg meets the body.  The back of the hind leg is blue-gray or blue-brown in color.  The frogs that live in Java have black webbed skin with white lines across. In frogs from other places, only part of the webbed skin is black. Frogs from different places have different colored stripes on the webbed skin.