A tiny puppy who lost his front legs after being hit by a train has been given and new LEASH of life with a set of wheels .

SWIMMING in unison, millions of silverside fish dwarf the divers .

T least three people have been killed and more than 100 injured, some seriously, in two explosions at the finish line of the Boston Marathon .

From giant mountains to vast deserts, an American photographer spent a year capturing the diverse and beautiful landscape of the United States .

A GLOWING range of greens and blues sweep across the sky in a spectacular display of light .

A Zumba-mad grandma has lost almost 14st after becoming addicted to the popular dance craze .

A diving guide leaves a shark completely docile and balanced in the palm of his hand .

LIKE SUPERMAN carrying a slimy Lois Lane through the air this frog is treating its mate to a flying lesson .

Throwing their arms up in the air, these energetic squirrels play a game of ball with a walnut .

While often referred to as the kings of the jungle, gorillas - for all their might - are notorious hydrophobes .

SPLASHING around in a paddling pool, this little elephant soaks up the sunshine .

SQUABBLING over the last piece of grain, these hungry squirrels are determined to stock up on as much food as possible .