"They hide close to where you sleep and feed when the opportunity arises. Once it reaches skin, it uses piercing, sucking mouthparts to draw blood"
All you ever needed to know about the infamous bed bug
"He described animals swallowing 94°C water and cooking from the inside out, boiled alive, before being able to escape." 10 deadliest rivers in the world
You don't want total a dip in these rivers
"If a person inadvertently touches this larva's bristles, they can suffer massive internal haemorrhaging, renal failure, haemolysis – and even death"
“An agonising way to die: it causes whole body convulsions, and the victim is painfully and horribly aware…”
Also called the Asian vomit button tree, the strychnine tree contains one of nature’s deadliest poisons, famously featured in many mystery novels.
The world's most house-damaging pest has reached Britain before – could it happen again?
Despite their diminutive size, these ant lookalikes are capable of destroying a house, but just how common are termites in the UK?
What's the loudest spider on Earth? This record-breaking arachnid is so noisy it can be heard by humans
Think spiders are silent? Think again. One species is so loud it can be heard by humans several metres away.
"These giant apex predators are the size of a small car, as fast as a galloping horse, and have jaws strong enough to crush bones.“ 10 deadliest animals in Yellowstone National Park
Yellowstone National Park is the world’s oldest national park and home to some of North America’s largest and fiercest megafauna…
Could a 2m river monster with an enormous head, fearsome teeth and a body shaped like an 'elongated pig', have started preying on humans?
The giant killer catfish that feasts on the dead and the living
The ocean's hidden, deadly killer: Why thriving seas can suddenly die and turn into mass underwater graveyards
Suffocated ecosystems, seizures and death: how deadly algae can wreak havoc on beaches around the world – and what can be done to prevent it
"Its eyestalks pulsate and throb in high-contrast patterns of green, black and red in a light show fit for Mardi Gras..."
Nick Baker takes a look at the fascinating life of a green banded broodsac, which turns snails into disco zombies
Birds
8 astonishing close-up photos of the world’s most beautiful pheasant
Resplendent in red, gold and blue, the male of this spectacular species sports a crest like a barrister’s wig – even if it leaves him with massive blind spots
What is a chicken wishbone – and why on Earth do people fight over it?
Just how useful is a wishbone to a chicken? Find out with our expert guide
These tiny birds are doubling in size on remote Scottish islands – and are on their way to “becoming a new species”
Isolated on remote Scottish islands, tiny wrens have recently been discovered to be a fascinating case of island gigantism.
Do any birds have teeth?
Why don't birds have teeth? And did they ever have teeth? Stuart Blackman explains
What's the world's biggest parrot? There are two contenders: one has a massive 1m wingspan and the other weighs a whopping 3kg
Meet two giant birds fighting for the title of world's biggest parrot.
Bat vs bird: what's the difference between these two winged animals?
What are the actual anatomical differences between bats and birds?
How to identify wildlife
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?
Mink or otter? What's the difference between these two slippery, semiaquatic lookalikes?
How do you tell the difference between otters and mink?
LRPs, PG Tips and Jizz: Cracking the secret language of birders
You’re sitting in a hide and overhear other birders talking. The conversation ranges from ‘LRPs’ and ‘roosting Leos’ and you scratch your chin as you try to decipher their code – welcome to the world of birding jargon.
It's the fastest animal in the world and its deadly claws can catch prey mid-air: Meet one of the world's most incredible birds of prey
Peregrines are the ultimate urban predator. Learn all about them, including how to spot them ‘stooping’ to catch prey
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Save 30% when you subscribe to BBC Wildlife Magazine, plus receive Simon Barnes’ latest release, Spring is the Only Season
Plants
It spans nearly 5 acres, grows on competitors and has a habit of strangling its host
Seeds of the banyan tree are small and unlikely to survive on the ground – but it’s found a way to thrive anyway.
One of England’s oldest trees – which loomed over the Sherwood Forest for over 1,000 years – has died. Here’s why
The tree is perhaps best known for its link to Robin Hood’s story – as legend has it, him and his Merry Men used it as shelter for years.
Experts discover ‘The Heaven Sword’ after a decade searching Taiwan’s forests – and it’s taller than a 20-story building
Researchers started out on a quest to find the island's largest tree and were amazed at what they found
This extraordinary forest below the waves is the only one of its kind – and it’s home to one of the fastest-growing organisms on Earth
Stretching along South Africa’s rugged coastline lies one of the planet’s most extraordinary yet little-known ecosystems: the Great African Sea Forest
