Marine life includes an incredible and vibrant array of wild animals that live in the ocean. From tiny phytoplankton to massive blue whales, marine life is a vital source of food, energy and life for the entire planet.
Box Jellyfish: World's Most Venomous Sea Creature
Stinging 'Sea Lice' Invading Atlantic Beaches
Jellyfish Don't Have Brains, But They Still Sleep
Why No Fish Wants a Tongue-eating Parasitic Louse in its Mouth
Pistol Shrimp: The Fastest Gun in the Sea
The Amazing Mantis Shrimp Punches Its Prey, Plus More Colorful Facts
Giant African Land Snails Invade South Florida Again
The Cone Snail Is a Slow, but Highly Venomous, Predator
The Tiny Blue-ringed Octopus Is the Ocean's Deadliest
The Deep Ocean Giant Isopod Looks Like a Huge Roly-poly Bug
The Portuguese Man-of-war Is Not a Jellyfish and Packs a Nasty Sting
Bootlace Worms Can Grow Longer Than Most Whales
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The Dumbo octopus is just one of the amazing creatures filmed by the most recent voyage of the E/V Nautilus.
To boil or not to boil ... that is the question.
By John Donovan
Crocodiles are known to eat just about anything. But sharks? A scientific team found evidence that they've chowed down on those predators too.
By Mark Mancini
The magnificent bryozoan is a colonial organism that lives in warm ponds and lakes usually east of the Mississippi River. So what's it doing in western Canada?
How giant squid process visual information has long been a mystery, but a new study finds their visual processing is surprisingly uncomplicated.
If you thought this underwater creeper looked heartless, you're actually not that far off.
By Chris Opfer
How squid brains process their external visual skin communication is fascinating, complex, and unlike anything in the vertebrate world.
It's not easy being a starfish larva. Fortunately, the tiny creatures have an efficient way to get food and swim away.
By Alia Hoyt
New fossil analysis details a microscopic organism from 540 million years ago that just might be a precursor to every vertebrate on the planet.
Mining rare minerals from the breeding ground of these newly discovered creatures could endanger their habitat. But hey, then we get batteries.
Turns out that strange sound may be minke whales getting vocal in the deep ocean.
Scientists have discovered for the first time that animals pollinate flowers in the ocean.
By Alia Hoyt
Consider the lobster feces: a new discovery about a midgut membrane and how lobsters consume toxic sea nettles could help develop more sustainable farming practices.
Despite its cartoonish visage, yes, this is a real animal. This recently spotted stubby squid was so charming he inspired poetry.