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"Priceless joy.” North African ostriches return to wild in Niger after 20-year absence
This first reintroduction marks a milestone in efforts to slowly establish a viable wild population in the West African country.
“Males bite the female’s aorta to deliver TTX. This sudden paralysis renders her immobile, enabling the male to mate successfully without being eaten.”
For blue-lined octopus, mating is a dangerous game. That’s why males inject females with venom before sex, according to a new study.
"Awww! Look how cute! They made a little ball!" Scientists view rare example of wild animals making objects simply for a fun kickabout
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This snake's "outrageous" tail looks exactly like a spider. Scientists just looked inside it and found something odd
Researchers examined the bone structure of the spider-tailed horn viper that lures dinner with an extraordinary flick of its tail.
It contains some of the world’s deadliest animals, from snakes to crocodiles – so why does Australia have so much dangerous wildlife?
Is the wildlife really more deadly 'down under'? Helen Pilcher takes a look at why Australia has so many dangerous animals
Fat Bear Week 2026: dates, voting – and why everyone is so obsessed with it
For one week each September, Alaskan bears battle it out to be crowned the girthiest grizzly – but why?
"He was seen convulsing at the surface – before sinking out of sight…" 10 most dangerous, deadliest animals in the Andes, including one that causes 10,000 deaths a year
The longest continental mountain range in the world is naturally full of predators - here are the deadliest...
It has superpowers, the fastest punch in the animal kingdom and and is very reluctant to leave its fortress burrow beneath the ocean floor
Mantis shrimp spend most of their lives in their burrows, only leaving home to hunt and mate
Crocodile in submerged forest among 12 astonishing images from Ocean Photographer of the Year 2026
From the seabed to the surface, these extraordinary images are a glimpse into the fascinating world of our oceans.
"On the first occasion, it only failed to drag the female researcher into the water because her trousers tore at the knee"
Despite its fame and horror film notoriety, very little is known about the anaconda. One man who has got to grips – quite literally – with this giant serpent is Jésus A Rivas... Here he explains what you need to know about this fearsome predator
It lives in poop, detonates at 90kph and dubbed the 'dung cannon'
Fungi aren’t generally known for their speed, yet one group is quicker off the mark than perhaps any other organism on the planet, the Pilobolus crystallinus
Can any animal kill a blue whale? At 33 metres long and heavier than a Boeing 737, it is the largest creature ever to have lived but is it vulnerable?
It would be a brave animal that took on the world's biggest creature
What is the oldest known DNA, and is Jurassic Park still theoretically possible?
And do we even need to find ancient DNA to reconstruct dinosaur genetic sequences?
Insects lack the vital organ needed to breathe so how on earth do they survive?
Here's exactly how insects breathe without lungs
Meet the deadliest rat on the planet – it contains enough poison to kill an elephant
Predators beware! The world’s deadliest rat carries enough toxin to kill an elephant
"Its venom feels like it’s been inflicted by a gun shot." It might look harmless but don't be fooled as it delivers the world's most painful sting, leaving you in agony for 24 hours or more
It may only be 2.5cm but it sure packs a punch. Here's all you need to know about bullet ants
"They hide in the nooks and crannies of our beds, then come out at night to slurp up our blood like a smoothie…" 8 animals that could be in your bed
We like to think that we choose who we share our bedrooms with, yet sometimes, mother nature has other ideas.
This deep-sea animal was discovered in 1882. Still to this day it's almost never seen alive
The shape-shifting gulper eel is one of the ocean's strangest and most fascinating creatures.
They can shatter bones and sever spines – these are the deadliest tails on Earth
With bone-shattering swipes and scythe-like snaps, these are the most formidable, lethal tails in the animal kingdom
Why the RAF parachuted cats into Borneo’s mountains – the bizarre true story
Operation Cat Drop is the cautionary tale of when domestic felines were parachuted into villages to
control a growing pest problem in Borneo
“I cried with happiness.” Wildlife rescuers release young fur seal back into the wild in Tonga
People from several organisations came together to help the juvenile return to the ocean.
“I repeatedly observed lions tracking hyenas.” GPS collars reveal secrets of fierce carnivore rivalry
A study in Southern Africa has revealed surprising data about how lions and spotted hyenas interact.
Weird wings, glass bodies and 9,000-mile relay races: Meet the world’s 9 most bizarre butterflies
The insect world is full of weird and wonderful evolutionary designs, and these remarkable species prove that butterflies are far stranger than you might expect
This predator uses its 24 eyes to help with transferring sperm packets during courtship. It could be lurking in the shallows near you
Most jellyfish don't need proper eyes. Here's why box jellyfish do
