Horst's tree frog

Horst's tree frog ("Litoria amboinensis") is a tree frog from Papua New Guinea. People have seen it in the Southern Highlands Province, from 1280 to 1750 metres above sea level.
These frogs can grow to 65 mm long from nose to rear end. People have seen them near human-made ponds by the edges of forests. They make a loud rattling sound with their voices.