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
A BROWN bear wades through waters in Alaska and waits for his lunch .
A trout manages to escape the jaws of a hungry cormorant - only to find itself back inside the bird's long beak .
FISTS fly as two gorillas take each other on in a dramatic battle .
A Little owl looks down the lens of a camera and gives the photographer a cheeky wink .
SOARING at 112 miles per hour through the air, this petite blonde certainly lives up to her title as the fastest flying woman in the world .
WELCOME to the Temple of Zoom where you can “experience” sliding down a Mayan temple into shark infested waters .
A pair of adorable polar bear cubs play-fight with each other in the Alaskan snow .
An adorable little squirrel wakes from a nap and pops out his tongue for the camera .
NATURE PAPARAZZIS prove you don't have to be Justin Bieber or Cheryl Cole to attract a pack of photographers .
THIS incredible shimmer of silver fish mirrors the image of that of an underwater tornado .
Say cheese! This cheeky chappy isn’t in the mood to live up to his scary reputation as he is pictured here cracking a killer smile as he goes about his daily business .
HUNDREDS of hot air balloons decorate the sky above Turkey as the rising sun illuminates the spectacular scenery below .