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 hilarious photographs were captured by British photographer David Williams, 41, on a visit to Tama Zoo, in Hino, Japan. David, from Bangor, Wales, says: “In these pictures you can see a macaque looking inside a friend's mouth, searching for fleas or insects.
BLOWING bubbles underwater, this adorable polar bear slides into his tank for a playful dip .
Peering curiously into a basket hanging off the arms of a snowman, this little squirrel appears fascinated by the snowy figure .
THIS incredible shimmer of silver fish mirrors the image of that of an underwater tornado .
These are the amazing close up pictures of North Korea's mass games - after photographers were previously banned from taking shots so close to the dazzling formation dances .
AT 4,800 metres high and just three metres wide, this is the most dangerous road in the world .
A SPECTRUM of colours fills the sky during this spectacular and natural display of light .
FISTS fly as two gorillas take each other on in a dramatic battle .
GIANT garden sculptures don't beat about the bush .
A BEAUTIFUL sight for the eyes and the imagination, these liquid sculptures take shape in many different colours and formations .
THIS is the incredible moment a pelican throws a fish into the air and SLAM DUNKS it into its enormous throat sack .
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 .