Mammals
Fascinating facts about our warm blooded friends - the mammals.

“More than 60% of females gave birth on the same night.” Why do some animals give birth en masse?
This smart reproductive trick can overwhelm predators – or cause a headache for expectant mothers

Do lemmings really have a death wish and jump off cliffs?
Do these small mammals actually jump to their deaths? We investigate

"It can chew through coconuts with its razor-sharp teeth." 6 weirdest rats in the world, including one deadly enough to kill an elephant...
We see rats in city and country – but elsewhere in the world the rats defy all expectations. Here are some of the biggest, most poisonous, and most surprising species!
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How did mink become established in the UK?
Mammal expert Steve Harris answers your wild question.

"The snaring led to the loss of the lower part of her right hindleg. Robbed of her speed and stealth, she is forced to hop." Meet a 3-legged indomitable survivor
Seven years ago, a poacher’s snare robbed a lioness of her leg. Against the odds, she lives on in Kafue National Park, Zambia. Mike Dexter goes in search of her

Monkeys may eat flowers to alleviate postpartum depression, study finds
Researchers observed female howler monkeys eating more flowers after they had given birth.

Three ginormous bison have been craned into the Smithsonian National Museum of Natural History. Here’s why
After more than 100 years, bison have returned to the Smithsonian Institute in Washington D.C.

9 extraordinary rhino photos reveal just how powerful and intimidating these animals can be
Dramatic images show off the sheer size and strength of these prehistoric-looking animals

Could there ever be a new species of human?
It’s happened before, many times, so surely it could happen again, right?

6 animals that can kill a hippo – "Weighing a mighty 4500kg the hippo is a huge, dangerous animal that only the boldest predator would dare approach"
We take a look at the animals brave enough to take on the world's third-largest land mammal

"She was found severely wounded with an arrow piercing right through her hind leg"
An arrow had pierced a lion cub's leg, and without intervention, she likely wouldn’t be here today

"It looks like Gollum from The Lord of the Rings. "8 weirdest, most peculiar (and most wonderful) primates on the planet
From the guttural scream of the howler monkey to the ever-growing rat-like teeth of the aye-aye, the primate world is full of weird and wonderful creatures

Largest known wild chimp group splits in two – sparking violence and death
Uganda's Ngogo chimps have broken into two permanent groups, resulting in the killing of numerous adults and infants, say researchers.

“That’s never going to heal.” A lion suffers a broken leg in Botswana. Will he be able to survive?
In north Botswana, there’s a lion who has faced an extraordinary set of challenges – and conquered them all

"Just like that, ‘plonk’, I had an exhausted and soaking wet adult badger on my lap..."
In the aftermath of floods in Upton-on-Severn, a valiant badger rescue mission unfolds. Louise McGowan from Nature England reports on this heart-warming tale.

They sleep for just 30 minutes a night and only drink a couple of times a week... 15 crazy facts about the world's tallest animal
Impress your family and friends with your giraffe knowledge

What’s the fastest land mammal in Australia? It can outpace a human thanks to giant ‘springs’ in its legs
It can outrun a human and has giant spring-like legs – meet the quickest terrestrial mammal Down Under

What’s the fastest land mammal in the Americas? Meet the speed demon that could outrun a cheetah in a long-distance race
We all know that the fastest animal in the world is the cheetah – but what about the Americas?

Could a human have a blood transfusion from a chimpanzee?
If animals have different blood types, then can they be used in blood transfusions?

"It looks like a porcupine, but has a bird-like beak, a pouch like a kangaroo and lays eggs like a reptile." 10 weirdest, bizarrest mammals on the planet
From egg-laying echidnas to star-nosed moles, the animal kingdom is full of bizarre and fascinating mammals you may not believe exist

It’s made up of 1,000 miles of tunnels and was once thought to be the gateway to the underworld – but remains largely unexplored
In Mexico’s Yucatán Peninsula, hundreds of uncharted caves sprawl underneath the ground

A zookeeper went to a former penal colony in Australia only to find it overrun with adorable wombats
A convict settlement in a past life, Maria Island is now a sanctuary for endangered species. Ross Gurden heads there in search of wombats

“Staring menacingly, the buffaloes encircled our vehicle.” My close encounter with a mega-stampede
In a quiet corner of Africa a dramatic and dusty spectacle unfolds with the arrival of megaherds of buffaloes

“Effects range from internal bleeding to manipulating behaviour or liquifying a host.” These are the deadliest weapons in the animal kingdom
Powerful punches. Flesh-tearing teeth. Deadly talons. We explore the best (or is it the worst?) weapons in the natural world.
