Reptiles
Giant prehistoric sea lizard with dagger-like teeth discovered in Morocco – and it has scientists very excited
The fossils of a new species of marine lizard that lived 66 million years ago provide evidence that our oceans were once filled with a vast number of apex predators compared to today.
Incredibly rare giant turtle with a face like a frog found in India's tropics
With knowledge from local communities, scientists have discovered a breeding population of Cantor's giant softshell turtles for the very first time, offering hope for the species' survival.
Largest snake species in the world discovered in Amazon rainforest – and it's a whopper!
A 17-year study has led to the discovery of a new species of green anaconda – the largest and heaviest snake in the world.
Why do snakes eat each other?
Do snakes eat other snakes? Can they be cannibalistic? Stuart Blackman investigates
How long do tortoises live?
Stuart Blackman takes a look at why tortoises live for so long
Crocodile vs alligator: what's the difference between these two fearsome predators?
What's the difference between a crocodile and an alligator? Stuart Blackman explains why gators are not crocs and crocs are not gators.
Cannibal animals: 10 creatures that eat their own species - there may be some surprises...
It may seem gruesome, but many animals have been recorded feeding on their own species. Here are 10 cannibalistic animals, including some that might surprise you.
Are there any snakes in Ireland? If not why not?
We take a look at why Ireland is, and has always been, snake-free
Green anaconda guide: where the impressive and feared serpent lives, what they eat, how they mate - and whether they attack humans
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
Komodo dragon guide: what they are, what they eat - and just how venomous are they?
Komodo dragons have inspired myths and legends for centuries. We take a look at the fearsome predator
How does an alligator hold its breath underwater for so long?
Laura Kojima explains how alligators are able to stay submerged underwater without breathing for hours at a time
Australia’s earless dragon is so rare it was thought extinct, until two ecologists came across one in the wild
A Critically Endangered reptile known only to occur in the grasslands around Melbourne has been spotted for the first time in more than 50 years
Are there snakes in the Arctic?
Yes there is a snake that can live in the Arctic Circle says Jules Howard, thanks to special adaptions
What's the smallest reptile?
Did you know the smallest reptile in the world is as small as a sunflower seed?
What do snakes eat?
Tony Phelps takes a look at the diet of snakes
10 deadliest snakes in the world: meet the world's most venomous snakes and their lethal bite
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...
Snake performs cartwheels to escape from danger
This particular cartwheeling motion has been documented for the first time in dwarf reed snakes
How do snakes drink water?
A snake doesn’t use his tongue, or mouth, to scoop up water, to drink. Instead they have a a peculiar sponge-like structure in their mouth that works like a sponge. Amy Arthur explains
What’s special about an anole’s dewlap?
Why do anoles have a dewlap and what do they use them for? Chelsea Connor takes a look
What's the smallest crocodile?
The world's smallest crocodile is still a fairly formidable reptile at between 1.2-1.4 metres long.
How do snakes move?
They might lack arms and legs, but snakes are surprisingly mobile.
Where and when to see courting and mating adders
Adder courtship was one of the star turns of Sir David Attenborough's Wild Isles, but there's more to this ritual than you may realise
How king cobras build their nests
Romulus Whitaker explains why and how the impressive king cobra snake build their nests
Are reptiles clever?
Reptiles may not be known for their brains, but some are cleverer than you might think