In Earth’s deepest waters, survival depends on aggression, stealth, and biology built for killing in darkness. This video counts down nine of the creepiest deep sea creatures, revealing how their ...

Sperm whales dive into the midnight zone, using echolocation to track giant squid, returning scarred breathing hard, alive at ...

Learn about the deep sea squid that was found buried in mud, sticking its tentacles out to blend in with the environment. Hiding deep in the Pacific Ocean, a rarely seen cephalopod may be one of ...