Osteocephalus cannatellai

Osteocephalus cannatellai is a frog in the family Hylidae. It lives in Ecuador and Colombia. Scientists have seen it between 200 and 1290 meters above sea level.
The adult male frog is 38.5-57.2 mm long from nose to rear end and the adult female frog is 62.6-72.8 mm long. The skin on the frog's back is dark green in color with light brown or dark brown marks. Its belly can be gray or creamy in color to dark brown with lighter spots. There is a light mark underneath each eye. The sides of the body are light green in color with darker marks. The bones are green in color. The iris of the eye is bronze in color with dark marks. Some frogs have bright blue color where the legs meet the body and other parts of the legs.
This frog lives near streams with rocky bottoms. People have seen it sitting on leaves and branches 0.5 to 2.3 meters above the forest floor.
Scientists named this frog after David C. Cannatella, who studied the frogs of South America and taught many other people how to study them.