COURAGEOUS climbers descend 400 metres as they manoeuvre their way through thick walls of ice. The ice emits a blue glow as the climbers make their way down and move through the glacier. The stunning photographs were captured by American glacier trekking guide Jared Carlson on a trip to the Mendenhall Glacier in Juneau, Alaska. The 36-year-old was joined by climbing friend Jason Nelson, 37, as the pair explored the moulin, which is a circular, vertical well-like shaft within a glacier.
SURROUNDED by divers, a hungry green sea turtle enjoys being the centre of attention .
AN EXERCISING turtle and an ice-skating chick are hardly everyday exploits in the animal community .
OFFERING a glimpse into the past, a mash-up of old and new photographs show how the world’s biggest cities have changed .
A Brit photographer has captured one of the world's most camera-shy species of fish - during a game of underwater peek-a-boo .
WITH the phosphorescent blobs and mesmerising patterns, these spectacular images may look like the hall marks of an enchanted forest but it is in fact the scene of thousands of dancing FIREFLIES .
A cheeky owl fancies a game of hide and seek as it peeps out from behind a tree .
FINALLY catching a meal, a pair of great white egrets fight over their dinner .
VIBRANT bursts of colour fill the screen as beautiful flowers blossom in these time-lapse videos .
A pair of chicks bravely decided to befriend a python, despite being the snake's favourite choice of food .
A baby sperm whale assumed the role of a friendly giant when faced with two awestruck divers .
A US firefighter has battled osteoarthritis and four hip replacements to break the world paddleboarding record .