Mammals
Fascinating facts about our warm blooded friends - the mammals.
These 9 ruthless, brutal cheetah photos reveal the raw power, speed and lethal grace of Africa's fastest cat
A visual journey into the lives of Africa's fastest land predator, from playful cubs learning to hunt to high-speed brutal chases across the savannah
Can this zebra escape a deadly crocodile's jaws? Watch heart-wrenching, tense, BBC footage of a perilous battle at the river’s edge
Zebras must face one of nature’s most dangerous challenges: crossing predator-filled rivers
These impressive mammals can sleep for up to half the year – but somehow don’t get weak or stiff. Here's why...
Just how do bears survive hibernating?
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Are humans the only primates that use breasts for show?
Are we the only species impressed by breasts?
Watch dramatic BBC footage shows desperate, ravenous leopard mother risking death for her cubs, high up in the treetops
This incredible BBC Earth footage shows the power and agility of the African leopard
Would chimpanzees make good politicians?
Are these the world's best, most outrageous, moustaches? 8 animals with a better facial fuzz than yours
Check out these brilliantly bristly animals that use their moustaches and beards for all manner of tasks, from foraging for food on dark ocean floors to spreading scent to attract mates
David Attenborough narrates astounding BBC footage of a ferocious polar bear launching itself at a trembling terrified seal
This extraordinary BBC Earth footage shows the immense size and lightning-fast reflexes of the Arctic's apex predator, the polar bear
20 meat-eating bats fitted with hi-tech backpacks. Scientists stunned to record them hunting like lions
The winged mammals use a ‘hang-and-wait’ strategy to successfully capture large prey, a new study finds.
It has a creepy stare, prowls the night, taps on trees to find food – and is feared as an omen of death. Is this the weirdest primate on the planet?
What is an aye-aye? Where do they live and what is the point of their strange middle finger? Learn all about them in our expert guide
It's stripy, the size of a house cat, enjoys a good gossip and often start fatal fights with rival gangs...
Our guide to the charismatic banded mongoose
Can any other great apes - other than humans that is - keep secrets?
Is keeping secrets a truly human trait? Stuart Blackman investigates
Red squirrel vs grey squirrel: Think you know how they differ? Think again as the differences between these two squirrels will surprise you
We take a look at how the red squirrel differs to its American grey cousin
Brown rat or water vole: How to tell the difference between these two lookalike-rodents
When all you've seen is a flash of brown fur, it can be hard to know whether it was a water vole or rat. Though the two species tend to live in different habitats, there are areas where they overlap, potentially leading to cases of mistaken identity. So how do you tell rats and water voles apart?
The little-known story of war elephants: How ancient civilisations turned gentle giants into deadly weapons
It's not only horses that were used in ancient warfare. Steve Harris recounts the history of war elephants
The 10 deadliest dogs on Earth: Discover the world's most ferocious and savage wild canine hunters
Meet the world's deadliest canines who are some of the world's most effective hunters
Breathtaking gorilla photos reveal the strength and beauty of these enormous mammals
Stunning images of gorillas – from a yawning silverback to an adorable infant riding on its mother's back.
Watch nail-biting and emotional BBC footage of a pregnant hyena being attacked by a pack of wild dogs – will she survive?
In this first clip from upcoming BBC TV series Kingdom, David Attenborough narrates a tense encounter between a pregnant hyena and a pack of wild dogs
How is bile extracted from bears?
Behind closed doors, thousands of bears endure brutal conditions as their bile is harvested for profit and traditional remedies.
It climbs like a cat, roars like a lion and wears a white crescent on its chest: Meet the secretive creature you’ve probably never heard of
What are moon bears? Where do moon bears live?
Learn all about the beguiling moon bear in Heidi Quine's expert guide
This monkey has dagger-like teeth and the bite strength of a jaguar. Combined, it's one of the Amazon's most powerful tools
The red-nosed cuxiu uses a combination of force and surgical precision to crack open the forest’s toughest nuts, a new study finds.
“A mouse can’t be ‘stretched out’ to the size of an elephant.” How to make the largest animal that could ever live – according to an evolutionary biologist
Supersized animals should not be taken for granted – Earth’s great, hulking giants are biological phenomenons
“The huge shadow of an irate black rhino emerged. My only option was to pretend to be a tree.”
Jess Stevens was tracking rhinos in the Namibian bush when she heard the familiar snort of a nearby rhino...
Baboons filmed sharing meat like hunter-gather humans
The footage, captured in Senegal’s Niokolo Koba National Park as part of a study by the German Primate Center, shows Guinea baboons distributing meat in different ways.