A new study reveals an unknown species of whiplash squid burying itself upside down in the deep sea — a first-of-its-kind ...

While modern octopuses have DNA that consistently gets reshuffled, resulting in some chromosomal mixing, the researchers found that the vampire squid's genome kept much of its ancestral, squid-like ...

When scientists sequenced the genome of this elusive deep-sea creature, they found clues about how squids and octopuses ...

The vampire squid is a creature straight out of a gothic horror film. It lurks in the deep-sea abyss, cloaked in dark, webbed ...

Perhaps it was hiding from predators. Or trying to catch food. Then again, maybe it just wanted to be left alone.

Quick Take Sperm whales are the largest toothed whales and deep-diving predators, with a spermaceti organ used for sound ...

A mysterious deep-sea creature has just helped scientists solve a long-standing evolutionary puzzle. The vampire squid—an unusual animal that looks like a mix between an octopus and a squid—has ...

There are plenty more squid in the sea for Hawaiian short-finned pilot whales. How much squid do short-finned pilot whales (Globicephala macrorhynchus) living off Hawai‘i need each day, and is the ...

Deep-sea creatures exhibit gigantism, with football-sized eyes and van-sized sponges thriving in crushing darkness. These ...

Glowing sea animals use bioluminescence powered by luciferin to communicate, attract prey and defend themselves, turning the ...

An adult pilot whale needs about 142 squid a day to meet its energy requirements, according to a new University of Hawaii study. Hawaii’s population of pilot whales is unique because they do not ...