LYING back in the snow, these two polar bears share a cuddle as they call time out on playtime. The brother and sister embrace with a friendly hug, as they catch their breath after a busy afternoon. These adorable photographs were captured by Russian photographer Alexey Tishchenko, 43, after his love of wildlife and nature led him into photography. Pictured in Churchill, Canada, these images capture the cute relationship between these two bears perfectly. 'These young polar bears are brother and sister,' explains Alexey.
POWERFUL bolts of lightning illuminate the night sky in an incredible autumn storm over the Sardinian coastline .
A curious red squirrel takes a break from collecting nuts and tries her hand at photography .
STARING intently into the camera, a polar bear appears to be lost in thought while relaxing in the snow .
This tranquil setting stretches for miles as the sun sets behind the mountain .
A cricket perches on an unusual seat after crawling up the snout of a crocodile .
LEAF-ing much to the imagination, this camera trickery is blooming marvellous .
Throwing a right hook as he launches onto his opponent with his gnarling teeth at the ready, this is the OTTER-LY ruthless showdown between two otters .
A soap bubble lands on the frosty ground and creates a shimmering snow globe as crystals form around it .
With blue waves tumbling over them, these surfers glide underneath a tunnel of water .
A diver looks like a minnow as she swims alongside a gigantic whale shark, the largest species of fish on the planet .
This brave Hyena finally catches his pray among the thousands of flamingos, Lake Nakuru, Kenya - OUTNUMBERED among thousands of flamingos, this bold hyena is not put off from hunting for a morning snack .
COURAGEOUS CLIMBERS scale frozen waterfalls in Canada, as the ice threatens to collapse beneath them .