All creatures great and small in our ever popular animal gallery.

These tiny Latin American tree dwellers are stellar fathers and masters at camouflage, recent research reveals.

This species of glass frog, Cochranella euknemos, is laden with bright yellow dots which make it look like a constellation, glowing in the dim light.

This photo looks cute, but it reveals the cloudy intersection of wildlife photography, animal welfare issues and photojournalism integrity.