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.
BURSTING from the water, a beautiful but deadly Sumatran tiger jumps for food in an Indonesian zoo .
A curious red squirrel takes a break from collecting nuts and tries her hand at photography .
HUNDREDS of hot air balloons decorate the sky above Turkey as the rising sun illuminates the spectacular scenery below .
ROLLING around in the snow, these young brown bears take a break from their play fight to share a tender hug with one another .
BEAUTIFULLY lit by the dim glow of lanterns, a cave in Iceland is transformed into the perfect wedding venue .
A pair of chicks bravely decided to befriend a python, despite being the snake's favourite choice of food .
WONDERS of the world have been transformed into their mini-versions in a seven-year round the world adventure .
With the vivid red smoke billowing into the sky amid the misty sand dunes, these are the blissful views provided at the break of dawn at a volcano .
SOME OF the sea’s most terrifying creatures show their softer side as they join a group of diners for lunch .
FULL OF STUNNING colours and swirling shapes, the furrows on these fields create a mix of mesmerising patterns .
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 .