Blue sharks can grow up to 10-12 feet and are considered a docile shark, presenting little danger to humans. Their diet is a mix of squid, octopus and small fish, according to the Seaside Aquarium.

It's unclear what pushed a blue shark and a sealion into a fatal war of gnashing teeth. We don't know because we don't get to see the beginning of their altercation, but we do see the end.

A shiver of blue sharks was spotted chomping on a dead basking shark floating off Cape Cod. “WOAH! You NEVER know what you are going to see on a whale watch and today was the perfect example ...

A RARELY-seen great white shark with distinct markings is believed to be the largest in the world. The apex predator of the sea, Deep Blue, measures at an impressive 22ft and weighs an enormous 2.5… ...

Blue sharks can grow up to 10-12 feet and are considered a docile shark, presenting little danger to humans. Their diet is a mix of squid, octopus and small fish, according to the Seaside Aquarium.

Fishers in Albania caught a blue shark with an 18-centimetre fragment of swordfish bill embedded in its skull, in the first known case of a shark surviving such an injury. Close.