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It's nearly a gigantic one metre long and weighs the same as a three-year-old child – now that's one big snail...!
Ever wondered what the largest snail is? We take a look at the record-breaking answer.
It floats, it's larger than a dinner plate and it's made up of more than 100,000 individuals
If you saw this circular raft floating down a river you’d be forgiven for thinking it was a discarded deep-dish pizza…
This haunting sound was captured near Bermuda in 1949. It's the oldest known whale song recording
Archivists at Woods Hole Oceanographic Institution have uncovered the earliest known whale song recording, taken almost 80 years ago.
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"Ultimate ocean travellers": diver in Japan finds tiny animals with tentacles around their mouths
The reef-dwelling creature gave the Brazilian researcher a weird sense of déjà vu. Here's why
It’s the fastest animal on Earth and ruthlessly kills prey in mid-air – and it’s taking over London’s skyscrapers
The fastest animal on Earth is proliferating
among the skyscrapers of central London
"Standing at a whopping 3.7m and weighing 4 tonnes they were truly colossal." 10 extraordinary Ice Age, prehistoric, beasts that thrived in a frozen world
The temperatures were low, but the animals were immense! Our expert guide examines some of the truly massive animals that dominated Ice age landscapes
Is it ever ok to swim with dolphins?
Swimming with captive dolphins is definitely a no-no, but ‘swim with’ trips with wild animals are a more complex issue, says James Fair
“Beaching here could be lethal.” Dolphins in South Carolina have developed a genius – but deadly – hunting strategy. Watch the tense Attenborough-narrated footage
Younger bottlenose dolphins have been observed stranding themselves on mudbanks – but it’s a risky technique
This strange animal video may be the most oddly satisfying thing you see all day
Sand dollar exoskeletons are often found washed up after the animal has died. But this live individual has put on a hypnotic show that helps calm the mind.
It looks like a guinea pig on steroids, is nearly as big as a single mattress, weighs the same as a tumble dryer – and is a dab hand at swimming underwater too
All you need to know about the worlds largest rodent, capybara
Big Cats 24/7 returns: Here's everything you need to know about the epic BBC TV series
All you need to know about the second series of the BBC's epic wildlife documentary Big Cats 24/7
“Seriously underestimated.” Shark experts looked into the eyes of this deep-sea giant and were stunned by what they saw
Researchers have long thought that Greenland sharks have poor vision but a new study reveals the opposite.
"Suddenly one shot to the surface... I'd never seen anything like this before"
A diver in the Maldives was lucky enough to film the exact moment a eagle ray decided to shoot up to the surface in a magnificent breach.
Breed vs species: what's the difference between these two terms?
The terms are often used interchangeably, but they actually mean different things
From coral reefs to songbirds, the natural world is losing its colour. Here’s why scientists are worried
Colour is far more than beauty – it's a powerful indicator of ecosystem health. And the planet is losing its hues
Odd-looking, tiny killers, expert underwater swimmers and the grumpiest cats: 10 weirdest wild cats in the world
From tiny but deadly hunters to grumpy-looking felines, the world is home to some truly bizarre wild cats
"The blow was unbelievably powerful, like being hit with a baseball bat. To make it worse, one of her talons pierced my neck, leaving it numb and bleeding."
The harpies were mythological spirits that took the dead to hell, but this harpy eagle was intent on taking James out.
“Torture. You are chained in the flow of an active volcano.” One scientist was stung by over 150 insects over 35 years. Why?
Entomologist Justin Schmidt decided to find out just how painful the stings of venomous insects were
"They attack without hesitation and can rake down the front of a frail human body in seconds, with horrifying consequences" 10 violent birds that attack humans
Watch out folks! There’s an angry bird about!
"I was filming in the Coral Sea when a huge shark rocketed up from the deep and came straight for me..."
marine photographer Tony Wu talks close shaves at sea and whale poo moments
It's the size of a small car, weighs as much as an e-bike – and can live for an amazing 100 years...
The biggest crab in the world has a leg span of nearly 4 metres and weighs 13.6kg
Why do beavers build dams? And how on Earth do they do it?
All you need to know about why beavers make dams
It's bigger than a double bed, weighs the same as a scrambler motorbike – and has one deadly sting...
What are the largest jellyfish in the world? And how big can they grow? Stuart Blackman takes a look
9 mind-blowing photos of animals entombed in amber
Astonishing images of amber-enveloped spiders, flies and lizards.
