The Earth is full of remarkable species, and the wood frog (Lithobates sylvaticus) is certainly one of them. This small critter is the only amphibian on the planet that lives north of the Arctic ...

TOP TIP: Don't try to pack too much into your Asian trip. It's often hot and humid, which can sap your energy, so get up early, drink heaps of water and take it easy. In the afternoon have a break - ...