A pair of adorable polar bear cubs play-fight with each other in the Alaskan snow. Pictured on the coast of Kaktovik on Barter Island, the young polar bears roll around in the powdery snow as they tickle and wrestle together. Finishing their play-date, one of the cheeky bears teasingly sticks out its tongue before bounding towards their mother.
A DETERMINED great blue heron holds on tightly to its prey as the furry gopher attempts to wriggle free .
A kingfisher’s bright blue and orange feathers glisten in the sunlight as the bird dives into a lake .
Complete with core, mantle and crust, these incredible planet cakes are truly out of this world .
USUALLY full to bursting, these London Underground stations stand silent and completely commuter free .
ROLLING across a 65-metre-high viaduct in the Alps, the red carriages of the Bernina Express add a splash of colour to the spectacular snow-covered Swiss surroundings .
A pair of adorable polar bear cubs play-fight with each other in the Alaskan snow .
A middle spotted woodpecker swoops into her nest and feeds her young in a forest in Trentino, Italy .
COURAGEOUS climbers descend 400 metres as they manoeuvre their way through thick walls of ice .
THESE are the Disney Princesses you wouldn't want to run into in a dark alley .
A little caterpillar fearlessly scampers down a branch and confronts a praying mantis .
THESE kingfishers prove no rod is needed as they go fishing for their dinner .
FROM MRS Patmore to Lady Sybil, these barking mad illustrations show the WOOF-er side of some of our most loved Downton characters .