Reptiles
Camera strapped to jaws of Nile crocodile – here's what it filmed
Despite their fearsome reputation, this amazing footage from inside a crocodile's mouth shows how gentle the large reptiles can be.
What's the smallest snake in the world? Clue - it's as thin as a strand of spaghetti
Stuart Blackman goes in search of the smallest snake in the world.
When cavers went into a hill in Cambodia, they found a 'night wanderer' lurking in the darkness
The small animal was one of several new species discovered during the expedition, suggesting the region could be a haven for other rare and endangered wildlife, say researchers.
“Chicken is her favourite dish. If one clucks, she comes”: can anacondas, chickens and humans coexist in the Amazon?
A Q&A with researcher Dr Beatriz Cosendey on her recently published study exploring human-snake relationships in the várzea regions of the Lower Amazon River.
These 9 beautiful photos of sea turtles prove just how majestic (and fearless) these marine creatures can be
Flip out with these adorable photos to celebrate World Sea Turtle Day, a day that draws attention to the importance and beauty of these endangered animals
More than 100 swamp alligators caught in Georgia – something worrying has been found in their blood
The discovery raises concerns for US wildlife, waterways and human health, according to a new study.
It has very strange feet, can change colour, has amazing panoramic vision and a very long tongue. Meet one of the world's weirdest animals
All you need to know about the amazing chameleons
Why do iguanas have three eyes?
The iguana's third eye is a useful way of detecting danger says Alex Morss
Jaw-dropping footage shows miraculous 'Jesus Christ lizard' avoiding becoming lunch by sprinting on water
By running at great speeds across water, the basilisk lizard avoids becoming prey – this BBC footage shows exactly how it does it.
Who would win in a fight between two of the world's most fearsome predators – a saltwater crocodile or a great white shark?
These deadly apex predators are at the top of their food chains – so who would win in a fight?
Which deadly snakes are able to crush and eat people?
Being killed and swallowed whole by a snake is the stuff of nightmares, but how likely is it? And what snakes are capable of it?
When scientists eradicated invasive bullfrogs from Yosemite National Park, an ancient creature returned
Northwestern pond turtles have made a remarkable comeback since the removal of American bullfrogs from the Californian national park, say researchers.
How the much-feared king cobras build their nests
Romulus Whitaker explains why and how the impressive king cobra snake build their nests
“They eat everything – anything that fits into their mouth”: how scientists solved a deadly issue in the deep valleys of Yosemite
Northwestern pond turtles are one of several native species making a comeback in the US national park thanks to the removal of invasive American bullfrogs, a new study has found.
Are there any crocodiles in the sea?
Saltwater crocodiles can tolerate seawater and have been found miles offshore, even though they’re not strong swimmers
“His wrist was gripped and ‘death-rolled’ three times”: Why conservationists in the Amazon are catching caimans
Studying caimans in the Amazon can help the species’ conservation – but you have to catch one first.
"Stunned" fossil hunters just found the oldest ever reptile footprints on a riverbank in Australia
The incredible discovery rewrites the history of when animals evolved to live on land, say experts.
Lethal lizards that can kill: Meet the world’s deadliest lizards
Lizards are armed with venom, muscle and a deadly bite. Meet some of the world’s most dangerous reptilian predators
Can alligators and crocodiles crossbreed?
Crocodiles and alligators are often confused for one another, but that doesn't necessarily mean they can interbreed, says Stuart Blackman.
Crocodile experts just made a huge discovery in the Caribbean Sea
A new DNA study has revealed two previously unknown species of crocodile, both hiding in plain sight on the islands of Cozumel and Banco Chinchorro off the Yucatán Peninsula.
"It gives some hope": new population of near-extinct tiny chameleons discovered in Madagascar
The discovery of the Belalanda chameleons offers "a rare opportunity" to help conserve the species, say researchers.
This deadly giant lizard can kill a human, yet Indonesian villagers let them roam on school playing fields
On the remote reaches of Komodo island, people live alongside dragons. We find out how they do it – and why they're willing to take the risk.
13 deadliest snakes: Meet the world's most venomous snakes whose lethal bites can kill a human...
Snake bites constitute a major cause of animal-related deaths, with the WHO describing it as a “a neglected public health issue”. Here is our list of the deadliest snakes with bites that can kill...
9 weirdest snakes in the world, from flying serpents to spider-tailed vipers. There's even a spiky species that looks more like a dragon...
Discover the planet's most bizarre and frankly weird snakes, including one that can glide through the air