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.
FLOATING effortlessly on his back, this little otter laps up a rare glimmer of English spring sunshine .
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 .
FINALLY catching a meal, a pair of great white egrets fight over their dinner .
HOTSPOT MEDIA - BACK TO THE FUTURE WITH AR' KID: A POSTAL SORTER has perfected the art of time travel by delivering images that are from the past .
Staring death in the face, a little field mouse bravely confronts a hungry cat .
SAT with his arms folded and a cross look on his face, this Gorilla looks like he's had enough of the Christmas holidays already .
Playing, splashing and generally messing around, these polar bears show they certainly have a soft spot for the water, and not just each other .
A small Indian monkey is seemingly gob-smacked after reading the latest stock market news .
HUNDREDS of hot air balloons decorate the sky above Turkey as the rising sun illuminates the spectacular scenery below .
A hypnotherapist filmed himself sexually abusing a 19-year-old patient while she was in a trance-like state .
With blue waves tumbling over them, these surfers glide underneath a tunnel of water .
BALANCING on top of a tree, this bear cub puts her climbing skills to the test .