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Do plants sleep?
When the sun goes down, some flowers appear to tuck themselves in for the night.
But this curious habit is actually driven by a fascinating piece of plant science.
It builds skyscraper cities full of cosy, egg-shaped hammocks 30 metres above the ground
If Coco Chanel gave the common blackbird a makeover, the result would be the oropendola. With a minimalist colour palette and an occasional pop of colour, these mid-sized birds ooze chic simplicity.
"They have been seen to use use sticks as weapons against humans, and clean their ears with grass" – 11 animals that use tools in surprising and clever ways
It is not just humans that regularly use tools to solve problems and make our lives easier. Other animals do it too!
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“These beacons of light in the mud do so much more than promise us brighter days ahead.”
The first signs of spring aren’t just beautiful – they’re essential to awakening wildlife, too
In a remote town in Nepal, huge armoured creatures shuffle past restaurants and snooze on lawns. Here’s what’s going on
Rhino numbers are on the rise in southern Nepal and now these powerful animals are moving into town
“Our guide told us there was a bear cave 300m away. We didn’t take him seriously. It was a miracle we survived”
Boris Belchev on birds, batteries and battling bears with pop music
This river giant can grow over 1m long, weigh more than 5kg and lay an astonishing 500,000 eggs
Meet the mighty northern pike.
There is only one place on Earth where crocodiles and alligators live together in the wild – and it's here
Can crocodiles and alligators co-exist in the wild? The answer is yes – but there is only one place on the planet where this happens.
Stunning wildflower 'superbloom' sweeps through Death Valley. It's the best display in a decade
The hottest place on the planet has transformed into a sea of colour, as desert gold and notch-leaf phacelia flowers fill the valley floor.
“At first, we were puzzled.” Scientists track 69 ravens through Yellowstone – and make remarkable discovery
The researchers wanted to find out exactly how ravens find wolf kills in the US national park.
“My stomach lurched as the hippo drifted in our direction, only her pink, sweaty face visible – like a shark’s fin.”
Oscar was on a river safari in Niger when one mother hippo began to approach the boat
“Far more than pollinators.” New James Cameron-backed TV series shows bees can build structures – and even eat meat
Take a ‘bees-eye view’ of this incredible, yet often overlooked, insect with TV series Secrets of the Bees
This Antarctic glacier looks like it’s gushing blood. Scientists have finally figured out what’s going on
Blood Falls erupts from 50-feet-high fissures in one of the most extreme environments on Earth
"I believe it may have fallen from someone’s grocery bag.” Scientist finds unlikely creature in US parking lot – and only has one thing on his mind...
The microscopy expert put the big-clawed animal through his micro-CT scanner, creating an incredibly detailed image of its body.
Huge carnivores are roaming the streets of this Ethiopian city. What they're doing could be saving people $100,000 USD per year
In the city of Mekelle, hyenas and other urban scavengers are helping save the waste disposal sector money while also curbing carbon emissions, new study finds.
"When it blooms, it emits a horrendous aroma, similar to that of rotting meat" – 14 weirdest, bizarrest flowers on the planet
Nature has a wild imagination, and nowhere is that more obvious than in the world of flowers. From leaves shaped like lips to enormous flowers that smell of rotting flesh, these are some of the weirdest, most unusual flowers in the world
This microstate borders one of Europe’s most biodiverse mountain ranges but is the least biodiverse country in the world – here’s why
San Marino is a mountainous microstate measuring just 61km2
“When an elephant calf is cut off from its herd, the lions charge towards it.” 10 animal behaviours filmed for the first time
To mark 20 years of the BBC TV series Planet Earth, we look at some of the filming firsts it captured – from an elusive Himalayan big cat to a ‘zombie’ fungus
Mysterious red cups are appearing on woodland floors. But they're not fairy baths, as people once thought...
Look to the floor on your next forest walk and you may spot these vivid jewels among the leaf litter, says Ben Hoare.
It looks like an extra-terrestrial being that fell to Earth, behaves like a vampire and smells like rotting meat
We take a look at one of the world's strangest and smelliest plants
Snakes are hanging from cave ceilings on this Caribbean island. They're waiting for something
Measuring up to two metres in length, the Puerto Rican boas lower their long bodies into the darkness and wait...
Fiery eyes, fluffy 'horns' and a strange hoot – meet one of Britain's most mysterious predators
Long-eared owls are one of the most secretive birds in Britain.
"They turn parts of their genitalia inside out and lock them together" 7 weirdest sexual rituals in the animals kingdom
Courtship in the animal kingdom takes all forms. Here are some of the more unusual mating rituals, from birds and snakes to slugs and insects.
Researchers in Oxford have been studying great tits for 75 years. They discovered something odd (and human-like) about their song
As part of the long-running Wytham Wood research project, great tits and blue tits are being studied
