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"It was observed mating 224 times in two hours…" Which animals have the most sex?
There are several contenders for the animals that have the most sex, says Sanjida O’Connell, from rodents to lions.
"The epithet ‘killer’ became a tabloid trope, and panic ensued…" Does the world's most dangerous, deadliest bee deserve its killer reputation?
Just how deadly are Africanised bees?
It weighs the same as 2 grizzly bears and can be aged like a tree – meet the ocean giant that hurtles through the ocean at 44 miles per hour
Bluefin tuna are impressive fish – the largest on record was a 679 kg bluefin caught off the coast of Canada in 1979. But did you know these big beasts start off at just the size of an eyelash?
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"What is that?" Researchers put a camera on a nurse shark in Florida. They didn't expect it to film this
The scientists were using camera tags to learn more about shark behaviour.
15 brutal, savage snake photos showing just how lethal their killing methods can be when these deadly predators strike…
Striking images show snakes in a new light, capturing their sleek, sinuous form and predatory nature.
"It's bigger than a full-size snooker table and has a 40cm-long stinging spine."10 most fearsome, deadly river monsters, including a grisly giant leech
Freshwater holds fewer deadly surprises than the sea - rivers, lakes and streams are places of peaceful serenity. Or are they...?
"They’re built for strength and explosive bursts of speed…" Just how fast are tigers – and can a person ever run faster than a tiger?
There’s a lot to be said for not finding yourself trying to outpace a tiger.
It's the size of a Labrador and barks like a dog, yet has fangs like a snake and doesn't eat meat. Meet one of the weirdest wild animals in the world
Discover all you need to know about muntjac deer, including why it has glands on its face
It's the size of a double-decker bus and weighs a mighty 7 tonnes. Meet the ocean giant that cruises - through the oceans
Basking sharks are the second largest shark species in the world. They feed on microscopic animals called zooplankton.
"Its compelling exteriors hide a vicious secret. Its venom's so powerful it can kill a human in 5 minutes." World's 10 most beautiful lethal killers
From tigers to cassowaries, these stunning creatures prove that in nature, beauty and deadly often come hand in hand.
"Imagine a carnivorous scorpion the size of a cat with a large, deadly venomous tail…"
You wouldn't want to come across one of these in the woods
They catch it, play with it… then kill it without eating it… So why do cats do this?
Just why do cats play with their prey before killing it? Rae Foreman-Worsley investigates
How do trees make it rain?
We take a look at the important role trees play in making it rain
Watch jaw-dropping videos of a million wildebeest migrating across Africa – and crossing the infamous Mara River where hungry, deadly crocodiles await
Watch one of nature's greatest shows unfold
It's as heavy as a grand piano, has enormous paws the size of frying pans and deadly claws as long and sharp as surgical scalpels…
In our expert tiger guide, learn about the world's biggest cat including key species facts, how they hunt and best places to see in the wild.
Scientists set up a camera trap on this parasitic plant. Then something astonishing turned up
It’s thought that ants were visiting this mushroom-like plant – but it was actually a much larger creature
The $200 million project aiming to bring 100 of the world’s rarest species back from the brink
The Phoenix Species Project is dedicated to recovering 100 critically endangered and extinct in the wild species, including a tree-dwelling salamander, a desert succulent known as the fuzzy belly button, and the bizarre-looking bowmouth guitarfish.
Which bird can lift the heaviest load? Meet the feathered weightlifters that punch far above their weight
We take a look at the world's strongest birds
Crab vs lobster – They look similar… but what actually makes a crab a crab – and a lobster a lobster?
Just how do crabs differ from lobsters? Stuart Blackman explains
Researchers took DNA from 115 ancient bison. What they found will help the bison of today
North America's largest land mammal was pushed to the brink of extinction. Now, its population is recovering – and a new genetic study of bison that died thousands of years ago could help guide future conservation efforts.
Animals can deceive, trick and manipulate… but can they actually lie?
Leoma Williams investigates whether animals can lie
"It looks like an alien and can cause cardiac arrest within minutes…" 14 deadly, highly dangerous beach animals you could encounter on the sand
Some are stepped on without warning. Others wash up looking like harmless shells or marine litter. One curious touch can mean agonising pain, paralysis, and even death.
Photographer has astonishing leopard shark encounter in enchanted kelp forest
A diver shares his magical moment with leopard sharks in the twinkling canopies of a kelp forest.
Gazing grizzly bear among 9 extraordinary images by wildlife photographer Paul Nicklen
Paul Nicklen reveals a selection of his favourite wildlife images, due to exhibit at the Iconic Images Gallery in London from the 9th November 2026.
