Marine Animals
Scuba diver films group of giant 'swimming heads' in Bali
Ocean sunfish, or mola mola, have no tail fin. Instead, they steer with a thick rudder-like fringe called a clavus, which gives them their unusual appearance.
Lost pilot whales were spotted in the Thames. This is what happened next
Marine mammal experts responded to the unusual sighting and tried to encourage the pod back to the safety of deeper seas.
Deep-sea scientists discover 57 new species in a canyon nearly twice as deep as the Grand Canyon
This deep-sea expedition explored one of the most biologically dynamic regions in the South Atlantic.
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Scientists find triplet embryos inside wild sea turtle egg for first time ever
The egg was found in a green turtle nest on the Guanahacabibes Peninsula in Cuba.
Florida scientists are using underwater umbrellas to protect coral reefs
Placing underwater umbrellas over vulnerable corals could help to protect them from marine heatwaves, according to a new study.
Divers went into a 20m-deep underwater cave in Spain – and found animal colonies thriving within
Protecting the Mediterranean’s hidden caves could help wildlife – such as corals – survive warming seas, say researchers.
Researchers dropped a baited camera into the Pacific Ocean, then this secretive creature came to investigate
During a National Geographic Pristine Seas expedition, scientists found proof that confirmed leopard sharks occupy Samoan waters.
Huge concrete-like cubes were submerged off the coast of Britain. One year later, they’re teeming with creatures
Native oysters living on a newly restored reef off the coast of Whitburn, South Tyneside are 'thriving', according to conservationists
"Like bulldozers in a demolition derby.” These chaotic baby horseshoe crabs giving each other piggybacks are too cute for words
Horseshoe crabs are known for their life-saving abilities but they’re also incredibly cute.
Hairy-legged, red-eyed sea spider discovered in the Salish Sea
Scientists have discovered two new species of sea spider in the Pacific Northwest – including one with hairy legs and red eyes.
Marine scientists filmed a 0.3mm oyster larva feeding. What they found is ringing alarm bells
High-speed imaging has helped scientists better understand how baby oysters feed, but what they’ve found could be a problem for future oyster populations.
“The animals found deep down could easily star in a science fiction movie – including ones that float through the darkness like disembodied buttocks.”
The mesopelagic zone stretches from 200 metres to 1,000 metres deep and is full of bizarre, baffling and even bioluminescent creatures
Watch the adorable moment two endangered leopard sharks are released in Indonesia
The release of two young sharks mark an important milestone in the conservation of this endangered species
“It was shocking.” Deep-sea scientists find unexpected creature 3,000ft below the ocean’s surface
Antarctic krill have been observed gathering and feeding at deep-sea hydrothermal vents more than 900m beneath the Southern Ocean
Why jellyfish can still sting when they're dead
Peter Richardson explains how jellyfish are able to sting you even if they're dead
On a site the size of 27 football fields, 2 million of these were dropped in the ocean to create an artificial reef – instead, it became a disaster
In the 1970s, this conservation project seemed like a great idea. Decades later, it’s caused untold damage
They look like toast racks, ping-pong balls and giant vases, range from pea-sized to car-sized – and are animals that have been on Earth for millions of years
With no gut, or circulatory or nervous system, sponges are among the simplest animals on Earth.
"What sets it apart from the rest is that it doesn't just breathe through its anus - it eats through it, too." Meet the world's most amazing arse
This has to be the world's most weirdest bottom, says Stuart Blackman
Whales need fresh water to survive. Here’s how they get it in the salty ocean
How do whales take in enough fresh water while in the sea?
Sharks have a deadly secret sixth – and possibly – seventh sense to locate prey — and it’s more terrifying than you think
The surprisingly lethal way sharks can find and hunt their prey
Humpback whales are some of the ocean’s loudest creatures – so why do they sometimes ‘whisper’?
Scientists have been listening to newborn humpback whales and their mothers.
Heartbreaking footage shows humpback whale mother grieving her calf off the coast of Australia
A rare observation offers a glimpse into the underreported grieving behaviour of this species.
When scientists sent a robot into the deep ocean over 20 years ago, they found something never seen before – a gruesome discovery that led to a bizarre revelation
Whales were once hunted to the brink of extinction – what happened when the world called a halt to commercial whaling?
A moratorium on commercial whaling was introduced, and widely implemented, in the 1980s in a bid to stop the decline in whale populations – but did it work?
