Australia’s thorny devils (Moloch horridus) are incredible animals. Their spiky armour is, as you might have guessed, used for defence. Their is dotted with tiny grooves that suck up dew on the ...

Also known as the ‘thorny dragon’, the thorny devil ... Like a gutter on a house, the water runs down small grooves in between the spikes on its skin. These grooves guide the water all the ...