Whale sharks are the largest fish on the planet; the average whale shark is between 18 and 40 feet long, though the Georgia Aquarium says the largest whale shark observed was 61.7 feet long.

There are more than 500 species of shark found across the world, and they range in size from centimetres long to ocean giants. Read on to find out about the biggest sharks in the world. The whale ...

Since the whale shark is a filter feeder, the divers were not at risk of being eaten A giant whale shark looked ready to snack on a pair of amazed divers off the coast of Tubbataha, Philippines.