The orange-thighed frog, northern orange-eyed frog or lime tree frog ("Litoria xanthomera") is a species of tree frogs. They live in tropical places in Queensland, Australia. They are green with orange eyes. They also look like the red-eyed tree frog. The orange-thighed frog is a medium-sized tree frog. They can reach up to 5.5 centimeters in length. It is a skinny frog with a thin body, flat head and large orange eyes.