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Silent but deadly: Meet the animal that farts its prey to death by releasing an intoxicating cloud of gas
Can insects fart? Yes, says Ben Hoare – with occasionally deadly results
It has no scales, swims upright and grips with its tail – so why is the seahorse considered a fish?
Its upright posture, rigid body and bony armour make it look more like an insect than a fish – so what actually IS a seahorse? And what defines a true fish?
Jaw-dropping videos of a million wildebeest migrating across Africa – and the infamous Mara River crossing where hungry, deadly crocodiles await
Watch one of nature's greatest shows unfold
It moves like a cat, climbs like a primate and spends much of its time high up in trees — meet the world's weirdest dog
The bizarre fox that's loaded with quite un-fox-like adaptations for life high in the canopy.
What’s the world’s largest cat? The answer may not surprise you but which species is it?
Th largest cat in the world weighs an impressive 300kg
10 prettiest sea animals in the world: Meet some of the most beautiful - and sparkliest - creatures in the ocean
Discover the most stunning and captivating sea creatures...
10 deadliest lakes in the world, from a highly-lethal exploding one to a lake that turns animals to stone
You wouldn't want to take a dip in any of these deadly lakes...
It may look adorable – with its fluffy coat, tail and feet – but don't be fooled as this ferocious predator can leap 15 meters and take down prey 3 times its size
Learn about one of the world's most elusive cats in our guide to the snow leopard, including where they live, diet and conservation.
Wild killer whales filmed offering food to humans – here's what scientists think it means
Researchers found 34 instances of killer whales approaching humans with a range of food items, including dead fish and birds, stunned stingrays and incapacitated sharks.
Camera strapped to jaws of Nile crocodile – here's what it filmed
Despite their fearsome reputation, this amazing footage from inside a crocodile's mouth shows how gentle the large reptiles can be.
What's the smallest snake in the world? Clue - it's as thin as a strand of spaghetti
Stuart Blackman goes in search of the smallest snake in the world.
It's a psychedelic fuzz of fur and spine – and a master of photonic communications like something from a sci fi movie
Nick Baker takes a look at one of the sea's strangest creatures, the sea mouse
"Raw and brutal": whale watchers look on astonished as orcas kill humpback whale in South Africa
Wildlife watchers saw the circle of life at its most brutal during South Africa’s sardine run when a pod of orcas killed a young humpback whale and ate its tongue.
Watch agonising BBC footage of an adorable baby ibex running for its life up perilous cliffs, with hungry foxes in pursuit
Ibex go to extraordinary lengths to escape red foxes
"Feels like magic": the mind-bending videos helping scientists understand why corals bleach
The development of a new microscope is allowing experts to see what’s going on inside corals like never before – and it might help them understand bleaching.
The 7 weirdest, creepiest – and downright most devious - parasites in the world that will make your skin crawl (warning: not for the squeamish)
You might well not want to think too much about some of these...
Struggling in the heat? Meet the animals that can survive the hottest temperatures on Earth – even a sweltering 149 degrees celsius
Lots of animals can handle extreme heats – although some can survive much hotter temperatures than others
Is this the world's weirdest ocean animal? Known as unicorns of the sea they're the size of shipping containers and have a tooth two-thirds the size of their body
Discover how narwhals got their name, what is unique about their tusks, where they live and more in our expert guide
At a staggering 33 metres long (that's 33 football goals) it's not only the biggest animal in the world today, it is the biggest animal to have ever lived...
Our guide to the world's largest ever creature, the blue whale
It sounds like a chicken, tastes like a chicken and raises its young like a chicken – but it isn't one
Despite its name, the mountain chicken isn't actually a chicken...
Beaked whales are one of the strangest, rarest and deepest-diving marine mammals in the ocean - sometimes diving more than 2.5km down
19 breathtaking wildlife images from the International Aerial Photographer of the Year
Look at Earth from a new perspective with these stunning shots from the inaugural International Aerial Photographer of the Year competition.
10 desert plants that thrive in hostile and inhospitable conditions – often in extreme temperatures
Deserts are home to some of the most extraordinary plants on Earth. Here are our top 10 species, from Antarctica flowers to delicious date palms
It's as long as a football goal, has legs as thick as wrists and is able to rip monkeys from branches with deadly talons: Meet the world's most powerful bird
What are harpy eagles? Where do they live and just how big are they? Learn all about this iconic eagle in our expert guide