THIS is the tricky optical illusion to test your eyesight and brain power. Only those with 20/20 vision and a high IQ can ...

Tigers hunt by stalking their prey, using their striped coats as camouflage to get as close as possible before launching a powerful, short-range attack. They rely on their strong jaws and sharp ...

Only those with 20/20 vision and a high IQ can spot the tiger stalking the herd of zebras within 11 seconds. Tigers specialise in blending in with their surroundings in order to hunt their prey ...