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. TV footage showed bloodied runners and spectators being treated at the scene and the road strewn with debris. The FBI said that this was a "potential terrorist
NOT YOUR everyday selfie, this plucky diver poses with some of the scariest predators in the ocean .
WRAPPED up in classy headscarves, these adorable pooches are the picture of sophistication .
A BLIND man was battered with a brick in a sickening attack by two thugs .
EXPERTLY camouflaged, this clever panther chameleon knows how to catch its prey by surprise .
SURROUNDED by a snowstorm, these young polar bears battle the elements - as well as each other .
An adorable black bear cub struggles to find the perfect spot for an afternoon nap as he wriggles around on the branch of a maple tree .
LYING flat out on his back, this little meerkat makes the most of the English sunshine .
AN ARRAY of colours, from pinks to blues and oranges, fill the night sky to create an amazing collection of interstellar patterns .
A WIMBLEDON-mad couple will be creating a racket this summer - after installing a TENNIS COURT in their living room .
GETTING behind the camera, this monkey practices his photography skills on his friends .
COURAGEOUS CLIMBERS scale frozen waterfalls in Canada, as the ice threatens to collapse beneath them .
THROWING himself off 1,100ft bridges in a wheelchair, this is the PARALYSED base jumper who knows no fear .