Mother Nature Network: Warm summer nights are filled with the creaky song of the tree frog. But these arboreal amphibians aren't just masters of the evening serenade; they also enchant us with their beautiful colors and patterns.
They spend much of their lives climbing up bark and perching on leaves, and all the while, tree frogs give even the prettiest forest flowers a run for the money.
This Australian green tree frog is a cheery fellow! (Photo: Andrew Lam/Shutterstock)
One of the sweetest and most iconic tree...