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Experts looked inside Cape Town's largest predator. What they found has them worried
New study finds that the majority of caracals living in the South African city have rat poison in their livers.
"It is highly territorial and if one of their 192 tentacles come into contact with neighbouring individuals they become extremely hostile…"
Discover seven fascinating facts about the beadlet anemone in our expert guide by Buglife.
What’s the most dangerous, deadliest snake in the USA? There are quite a few contenders…
The USA is home to around 250 different of snake – but which is the deadliest? The answer lies in the potency of its venom.
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Scuba divers went to an airplane graveyard in the Pacific and found souls hidden among the wrecks
Around 150 World War II aircrafts were sunk at Kwajalein Atoll in the middle of the Pacific Ocean – here's what it looks like 80 years on.
Spectacular whale 'feeding frenzies' are suddenly being seen along the coast of East Greenland – and scientists know why
Climate change has led to a rapid increase in the abundance of large whales along the coast of East Greenland, drawn in by a rise in fish prey and reduced sea ice.
"If inhaled it can cause high fever, extreme shortness of breath and pneumonia – up to 80% die without treatment." 8 deadliest spores on the planet
Most spores are harmless, but some are trouble. When they get into the body and become reanimated, they can release toxins, invade tissues and cause serious health problems.
It has piercing blue-grey eyes, a 2m wingspan, a spectacular shaggy crest – and is powerful enough to take monkeys in its deadly talons
Forest degradation has been catastrophic to the notorious Philippine eagle
"Letting it grow unchecked could result in a £2,500 fine £2,500." 10 dangerous, criminal weeds that could land you in legal trouble and paying a hefty fine
We take a look at some dangerous weeds that could cost your pocket
Free Willy: When Hollywood’s most famous killer whale was rescued from captivity he vanished into the ocean – But what happened next?
It can force down up to 100 termites in one sitting – but must dodge deadly predators first
Tiny but mighty, this frog is the size of a ping pong ball – but it can eat a lot more than you think.
It’s hidden between dunes as high as the Chrysler Building, is filled with dead trees – and sits in the oldest desert in the world
This surreal and otherworldly plain is located in the middle of the Namib desert.
Underwater photographer filmed rarely seen creature slithering along the ocean floor in Mauritius
Ribbon eels are usually shy so photographer Ian Haggerty was delighted to enjoy the rare sight of one free-swimming, like a scarf blowing in the wind.
It could easily fit 8 jumbo jets inside – and you’d need to swim through a 1.5km underwater river to reach it
Gunung Mulu National Park in Borneo is home to some of the planet’s most remarkable and vast underground landscapes.
“We would find piles of rattlesnakes.” Scientists witness undocumented snake behaviour in Wyoming's mountains
Prairie rattlesnakes gather in groups to shed their skins – and researchers are trying to figure out why.
Scuba diver filmed dazzling jellyfish in Thailand. What she spotted attached to it amazed her more
These tiny creatures sometimes use jellyfish as a means of transport, hitching a ride to get to where they need to go.
This highly venomous sniper can shoot lethal toxins into your eyes with deadly accuracy, leaving you in searing pain and at risk of blindness
Meet the spitting cobras – venomous snakes capable of projecting venom with remarkable accuracy to deter threats.
London’s Natural History Museum is reopening a “hidden” gallery closed off since World War II
Objects on display include a hand axe found near a woolly mammoth and a replica jaw of a domesticated Palaeolithic dog
"We saw a severely exhausted whale entangled in rope and chain. It was heartbreaking…" Watch heart wrenching video of an incredibly tense rescue
These whale researchers were looking for their tagging equipment when they found an entangled whale. They knew they had to act – and fast
What's the world's fastest whale? Clue - it can swim at a staggering 37kph, despite weighing a hefty 70 tonnes
Just how ferocious were dinosaur teeth? "Some had a combination; pointed for piercing and cutting; rounded for pounding and crushing…"
Dinosaur teeth come in all sorts of sizes, shapes - and sharpness - and can tell us a lot about what they ate
"What dangles from its rear end needs some explaining, though…"
When it comes to wooing a female, size matters for this colourful moth
It’s snowing underwater? How in the great depths of the ocean there's a constant blizzard of 'snow'
Did you know it never stops 'snowing' in the ocean?
When a diver swam up to a frogfish, they were amazed by what they saw lodged in its mouth
The fish was locked in a battle for survival with another animal that was almost the same size.
How many species of dinosaurs were there on the planet?
We take a look at how many dinosaur species there were - and when they lived
