WITH HIS PAW covering his mouth, this cheeky cub looks amused by something. His bright blue eyes looking into the camera, he mischievously giggles as he tilts his head to the side. This adorable photograph was captured by Spanish photographer Pedro Jarque Krebs, 50, after he visited Mundopark in Seville, Spain. 'I was fortunate to visit the park at a time when several tiger cubs had recently been born,' says Pedro, of Toledo.
FLEXING his muscles and staring straight at his opponent, this bodybuilding squirrel is the nuts .
A German photographer travelled around Africa where he met and photographed members of tribes in a series of intimate portraits .
A little clownfish opens its mouth to reveal a blood sucking intruder living on its tongue .
SURROUNDED by a snowstorm, these young polar bears battle the elements - as well as each other .
The aurora lights captured in Blair Nebraska, America - WITH electrifying purple and illuminous green brightening up the night sky, this is the rare moment a flash of 'sprite' lightening was captured on camera .
Clinging on to their furry backs, mischievous monkeys appeared to enjoy the free transport as they rode around on a perturbed Capybara .
Splashing around in the water, a mother otter and her son are tangled in a family feud .
At least three people have been killed and more than 100 injured, some seriously, in two explosions at the finish line of the Boston Marathon .
THIS is the shocking moment a clumsy radio newsreader plunged into a freezing canal while texting her boyfriend instead of looking where she was going .
A GLOWING range of greens and blues sweep across the sky in a spectacular display of light .
WITH the mystical clouds forming a thick blanket and the electrifying lights below, these stunning pictures provide a unique view of the cityscape of Dubai taken from the tallest building in the world .
ROLLING up snow in its tiny paws, this little squirrel is looking for a snowball fight .