Reptiles
What's the difference between snakes and sow worms?
They may look similar but that's as far as it goes...
"I get goosebumps thinking about it.” Giant tortoises return to remote Galápagos island after more than 150-year absence
The release of 158 giant tortoises on the island of Floreana is a major milestone for Galápagos conservation.
10 brutal photos of the largest lizard on Earth that secretes enough venom to kill a human and has iron-tipped teeth
The Komodo dragon is a powerful and deadly apex predator, as showcased in these remarkable images
null
undefined
Camera hidden inside crocodile nest – this is what it filmed
The extraordinary footage was captured in Uganda's Murchison Falls National Park.
Australia’s most terrifying wildlife spectacle: 50 saltwater crocs crammed into one small stretch of river waiting to strike
At Cahill’s Crossing in Northern Territory, traversing a flooded causeway could be risky, but the bigger danger is provided by densely packed saltwater crocodiles
It's the biggest snake den on the planet – 100,000 crammed into a small cavern
Not a place to visit if you're scared of snakes...
It looks like a snake and moves like a snake - but don't be fooled. This is no snake...
Despite its appearance, the slow worm is not a snake (or a worm) but a legless lizard
Do crocodiles get a taste for human flesh?
When saltwater crocodiles become a risk to people’s safety, they are often killed or taken into captivity. Is this fair? Do they really develop a preference for human meat?
11 deadliest females on the planet: Discover some ferocious female animals that you wouldn't want to mess with
'For the female of the species is more deadly than the male' – here are our top 11 deadliest females that prove just that.
It's nearly 1.5 metres wide and 55cm high and houses one of the longest, most venomous animals in the world
Romulus Whitaker explains why and how the impressive king cobra snake build their nests
Is Harry the lizard real in Death in Paradise? And just what type of lizard is the beloved TV fan favourite?
Is Harry the lizard real in Death in Paradise? What type of lizard is he? We take a look
Why did dinosaurs get so darned big?
Palaeontologist Jon Tennant discusses the reasons behind dinosaurs' colossal size.
Formidable power of crocodiles revealed in staggering slow-motion video
Dramatic footage shows two Nile crocodiles colliding in Tanzania's Serengeti National Park.
"These are not ordinary teeth as not only are they razor sharp and coated with iron, they have a pair of venom glands in their lower jaws" World's 7 deadliest reptiles
Uncover the deadly secrets of the world's most deadly reptiles.
From two penises to regrowing teeth and playing dead – discover 14 amazing snake facts you (probably) won't have heard before
Celebrate the Year of the Snake with our fascinating snake fact file, made up of the weirdest and most surprising things you may not know about snakes
Crocodile experts are gathering eggs from nests in Laos. This is why
Critically endangered Siamese crocodiles are getting a head start in Laos thanks to local conservation teams.
11 epic photos of the heaviest snake on Earth
Green anacondas can grow to almost 9m in length and weigh more than 250kg – that's about the weight of a male grizzly bear.
Sneaky, hungry crocodiles have chilling trick to lure birds to their death
Not so dim after all: alligators and crocodiles have been caught using sticks as bait to ambush birds – a rare display of cunning that challenges what we think we know about reptile intelligence.
"It's 2.5 times its body length, all sticky and coiled like a spring ready to catapult out, accelerating faster than a sports car reaching nearly 100km/h"
Barely longer than a matchstick, this tiny Tanzanian chameleon packs one of the fastest weapons in the animal kingdom
Stunning alligator photos show power and beauty of these incredible predators
Remarkable images of American alligators – from the rivers of Florida to the swamps of Louisiana.
Its twisted jaws and one-sided teeth make it able to saw animals in half
It can be up to 5 feet long and hold its breath underwater for an hour – meet one of the ocean’s strangest survivors
Described as “imps of darkness” by naturalist Charles Darwin, marine iguanas are a unique species. Our expert guide by the Galapagos Conservation Trust reveals more about these amazing reptiles.
Watch mesmerising, heart-stopping BBC footage – narrated by David Attenborough – showing baby turtles freezing alive
These baby painted turtles survive temperatures as low as -10°C for months, keeping alive with a natural 'antifreeze'
"The sight is extraordinary and overwhelming. An entire beach studded with expectant mothers packed so tightly there’s barely room to step in between"
How one solemn maternal quest has morphed into one of nature’s greatest spectacles
