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

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.

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The animal kingdom has so many stranger-than-fiction animals. From a glowing green sea slug to a lizard with a toad's head, these weird animals are some of the most fascinating creatures in the ...

The Mariana snailfish or hadal snailfish might hold the record for the deepest fish in existence. They are relatively small, ...

Known for its uncanny resemblance to the TV character Shaun the Sheep, this adorable sea slug munches on algae ... This critically endangered animal, known for its long, thin snout with a bulbous ...

Thankfully, deep sea goblin sharks are rare and not often seen, which is just as well. Related: Scientists Claim ‘Rare Shark’ in Photo Is Actually Just a Plastic Toy Animals jellyfish Marine ...

The animal was so unique that they had no idea ... At first, no one knew how to classify the strange sea slug. Recent improvements in underwater cameras allowed scientists to film its vibrant ...

MONTEREY, Calif. (KION) - People walking along Asilomar Beach in Pacific Grove are noticing some strange looking sea creatures. They are something called pyrosomes...and a specialist at the Monterey ...

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 ...