From worms with squid-like tentacles to fish with teeth on their tongues, here are some of the most alien-looking creatures ...

Nudibranchs are gastropod mollusks, like mussels, clams and scallops, but as adults they have no shell, so their soft body ...

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Creatures, including black scabbardfish and squid, found during a trawl 1,200m below the surface Some of Scotland's strangest looking ... three separate deep sea marine protected areas.

The Cambrian sea was a very strange and alien place. Evolutionary biologist Stephen Jay Gould described the animals that lived there in his book Wonderful Life: The Burgess Shale and the Nature of ...

One of the strangest groups of creatures of all is the sea squirts. Their comical title belies the fact that although they are still invertebrates, they actually belong in the same phylum as we do ...

From deadly 'living fossils' to glowing sea angels, the ocean floor is home to creatures almost alien to us. Here are five incredible creatures straight from the deep.

From anemones to worms: A number of weird creatures have been retrieved from the Clarion Clipperton Zone of the Pacific Ocean. A vast stretch of ocean floor earmarked for deep sea mining is home ...

Despite the harsh conditions of the trench, researchers have found creatures big and ... an environment filled with weird organisms. Once thought to be a kind of sea sponge, xenophyophores are ...