A look at Canada's beautiful, expansive scenery and wonderful wildlife.
Naturalist Nigel Marven takes a look at some of the world's most lethal snakes.
Nigel Marven journeys to the wild of China to investigate which of the country's snakes.
Sir David Attenborough looks back at how the changes in natural history film-making.
Sir David Attenborough picks 10 endangered animals to put onto a hypothetical ark.
David Attenborough recounts his experiences with the mountain gorillas of Rwanda.
Prof Stephen Hawking presents a global exploration of scientific breakthroughs.
A group of scientists stumbled upon fossils of titanoboa - the biggest snake of all time.
Nigel Marven investigates the use of animal venoms in remarkable new medicines.
A team of biologists find out how nature's giants evolved and how they function.
Life takes a look at animals and plants how they are adapted to fit their environment.
Charles Darwin described the Galapagos islands as a “world within itself”.
Getting you up close and personal with that deadly prehistoric reptile: the crocodile.
Crocodiles have been on the Earth for 80 million years.
Sir David Attenborough reveals the animals that have intrigued him the most.
How seasonal changes lead to some of the planet's most awe-inspiring wildlife events.