OPEN WIDE! CHEEKY MONKEY GIVES FRIEND AN UNEXPECTED DENTAL CHECK-UP

This cheeky macaque gets up close and personal as he examines the dental hygiene of his fellow primate. Using his fingers to prise open his friend's mouth, he carefully inspects his teeth, searching for any unwanted visitors. The comical photographs were captured by British photographer, David Williams, 41, on a visit to Tama Zoo, in Tokyo, Japan last week.

Other great stories
SIBLING RIVALRY

SURROUNDED by a snowstorm, these young polar bears battle the elements - as well as each other .

ENGLISH SEASIDE SPLIT SHOTS

From a floating jelly fish to a relaxed seal, Britain’s unappreciated beach life is captured above and below the water .

LEAPING WOOD MOUSE

LEAPING through the air this determined little mouse is on a mission for food .

MICROBES OR FLAMINGOS

FLAMINGOS from above look like the pink algae they eat .

SPRITE LIGHTNING CAPTURED IN AURORA LIGHTS

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 .

FISHERMEN IN MYANMAR BALANCE ON ONE LEG

Fishermen in Myanmar have perfected an unusual fishing technique by carefully balancing on one leg .

SWALLOW WHOLE - YOUNG BIRD ENJOYS DINNER TIME

PERCHING on top of a gate, this young barn swallow waits patiently for his mum to return with dinner .

VENOM MAN

AN UNEMPLOYED factory worker has proved his immunity to snake venom by letting a deadly mamba bite his bare arm .

TUNNEL FOR VICTORY

What lies beneath this building site? Britain's great hope of winning the pre-WW2 arms race against Nazi Germany .

BEAUTIFUL HUMMINGBIRDS SHOW OFF THEIR COLOURS

From vibrant blues to dazzling oranges, these eye catching hummingbirds proudly show off their impressive colours .

ROAD KILL ON THE MENU

A ROAD KILL munching Scot has chewed on everything from a dead squirrel to an unlucky crow – all in the name of art .

TUNNELS OF WAVES

With blue waves tumbling over them, these surfers glide underneath a tunnel of water .