It may be the biggest invertebrate on the planet, but we don’t know much about it. The first time scientists learned of the colossal squid was in 1925. Remains of the massive sea creature had been ...

The firework jellyfish is rarely seen by humans, but its bioluminescence could put any July 4th show to shame.

Terms of Service and Privacy Policy. In the darkness of the South Atlantic Ocean, researchers captured for the first time footage of a live colossal squid ...

A mysterious creature never seen alive since its discovery in 1925 has now been filmed for the first time. We knew the colossal squid existed, as it had been seen in the bellies of whales, but it had ...

It passed through the Mesopelagic Zone ... well into the Bathypelagic Zone (3,300-13,000 feet), or the "Midnight Zone." This is the realm of alien-like sea jellies and squids.

But as they grow older, scientists believe colossal squid begin moving to further depths, reaching depths of 6,562 feet. This far down is the bathypelagic zone, or midnight zone, and no sunlight ...