"Learn about the five biggest sea creatures in the world. Explore the giants of the ocean. See to Believe uncovers the forgotten, mind-blowing facts that will leave viewers questioning everything.

are the largest of any known animal. (In absolute terms, the creature with the largest eyes in the world is also a deep-sea squid—the colossal squid.) The vampire squid’s body, ranging in ...

This thrilling deep-sea fish was voted the world's ugliest animal by the Ugly Animal Preservation ... or 'Big Red', one of the largest jellyfish in the world. The fangtooth has teeth to spare ...

Leatherbacks are the largest turtles on Earth ... population is rapidly declining in many parts of the world. While all other sea turtles have hard, bony shells, the inky-blue carapace of the ...