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

The colossal squid is the world's largest invertebrate, but the one in this video is a baby. The footage was captured by an underwater expedition near Antarctica. The colossal squid, a mysterious ...

While modern octopuses have DNA that consistently gets reshuffled, resulting in some chromosomal mixing, the researchers ...

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

Deep beneath the ocean’s surface, where sunlight never reaches, a creature older than dinosaurs has quietly preserved secrets ...

Almost a century after the colossal squid was first discovered, a juvenile was spotted and filmed in its natural habitat last month. Crew members on board a research vessel in the South Atlantic Ocean ...

The mysterious giant squid has rarely ever been seen by humans, let alone photographed or filmed swimming in its natural habitat. Most of what we know about giant squids has come from fishermen ...

NEW ORLEANS -- An elusive giant squid has made a rare on-camera appearance, delighting scientists on the prowl for the deep-sea creature that until relatively recently had largely escaped the eyes of ...

Using a digital camera dangling from a line nearly 3,300 feet long, scientists for the first time have photographed a live giant squid, the tentacled deep-sea monster that is the largest invertebrate ...

Beachgoers were stunned to find a giant squid that had washed ashore on a beach in South Africa's Western Cape province earlier this month. "It looked like a majestic prehistoric animal as I have ...

Marine scientists have detailed a likely unknown species of squid that may spend years without eating to carefully watch over her eggs until they hatch. A deep-sea hooked squid was recently caught on ...

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 ...