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
BUBBLE BLOWING BEAR

BLOWING bubbles underwater, this adorable polar bear slides into his tank for a playful dip .

OUT-STANDING FIREFIGHTER BREAKS ENDURANCE WORLD RECORD

A US firefighter has battled osteoarthritis and four hip replacements to break the world paddleboarding record .

FIGHTING FOXES

A pair of snarling foxes go paw-to-paw and brawl after unexpectedly crossing paths .

COUPLE RECREATE ICONIC SCENES FROM THE NOTEBOOK

A Canadian couple celebrated their engagement by recreating iconic moments from the film The Notebook .

ADORABLE BABY ORANGUTAN PLAYS WITH MUM

TUGGING at his exhausted mum's ears, a beautiful baby orangutan refuses to settle for a nap as he begins a game of peek-a-boo .

PLAYFUL ELEPHANTS MAKE A SPLASH

WIDE EYED with a huge smile across her face, this little elephant is a picture of happiness .

FIGHTING BLACKBACK GORILLAS

FISTS fly as two gorillas take each other on in a dramatic battle .

OLYMPIC ATHLETES LINE UP IN LEGO 2012 AQUATIC CENTRE

If you tune into primetime coverage of the 2012 Olympic Games, you’re most likely going to see London’s new Aquatic Center from many angles as athletes from all around the globe compete for the top spot on the podium .

ADORABLE SQUIRREL GETS READY FOR A SNOWBALL FIGHT

ROLLING up snow in its tiny paws, this little squirrel is looking for a snowball fight .

FLORESCENT PLANKTON LIGHT UP AUSTRALIAN SEA

An Australian beach is illuminated by an enticing neon blue glow as a rare phenomenon lights up the water .

MAKING A SPLASH - GORILLA GOES APE IN WATER

While often referred to as the kings of the jungle, gorillas - for all their might - are notorious hydrophobes .

FALSE KILLER WHALE BEAMS AS HE CATCHES HIS LUNCH

Say cheese! This cheeky chappy isn’t in the mood to live up to his scary reputation as he is pictured here cracking a killer smile as he goes about his daily business .