Reptiles

Sean Dirrane and his dog encountered the boa at Colwick Country Park in Nottingham.

After successful human trials, the snake venom antidote could be rolled out relatively quickly to become a "cheap, safe and effective drug for treating cobra bites" and saving lives around the globe, say scientists.

Installed at a large snake den in Colorado, the camera has already captured predator attacks, dare-devil rodents and some ingenious drinking behaviour.

All you need to know about one of the world's deadliest snakes - the black mamba

Discover the planet's most bizarre and frankly weird snakes, including one that can glide through the air

The Brahminy blind snake is a tiny mysterious reptile that moves unseen beneath the soil’s surface says Nick Baker

Scientists found the new snake species in the montane rainforest of Yingjiang County, close to the China-Myanmar border.

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...

The newly discovered species of pterosaur, which lived around 100 million years ago, had a 4.6-metre wingspan and would have hunted fish and cephalopods.

The artificial blood vessels will make it possible to see exactly how snake venom attacks human blood, without having to use laboratory animals, say scientists.

Also known as the horny toad, the North American horned lizard has an impressive arsenal of novel, powerful - and frankly weird - defences says Alex Morss

Discover the riparian reptile that evades danger by blowing bubbles.

Jo Price explains all you need to know about the Gila monster, including how its venom has helped save lives

Scientists in India have discovered the remains of an ancient snake species which may have reached lengths of up to 15 metres, according to a new study.

South-East Asia's tentacled snake Erpeton tentaculatum must be a frightening sight - for fish

The ocean titan, identified as a new species of giant ichthyosaur, could have been as big as a blue whale.

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

Ever wondered how snakes mate? Romulus Whitaker and Janaki Lenin explain

Nick Baker, the popular naturalist, author and TV presenter reveals a secret realm of overlooked wildlife

Cambodian conservationists have released 50 captive-bred juvenile Siamese crocodiles at a remote site in Cambodia as part of an ongoing programme to save the species from extinction. Watch the incredible moment the tiny crocs are set free...

Stuart Blackman takes a look at the lifespan of snakes

After 30 years hidden away in a Texas university, the fossil of an aetosaur – a heavily armoured ancestor of modern crocodiles – has been identified as a new species, according to a recent study.

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.

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.