How and why do female Komodo dragons and aphids reproduce by virgin births?
Sir David looks at animals that are able to thrive in extremely cold conditions.
Examining the remarkable animals who have mastered the problems of life in the dark.
Investigating the gorilla and the vampire bat, two creatures with fearsome reputations.
Animals and plants with abilities so remarkable they seem almost supernatural.
David Attenborough looks at how the bodies of some animals stretch and shrink in extraordinary ways. Show more
The blue whale and the flamingo both have strange bodies determined by their diet. Both are oddities in their own groups and yet both are curiously similar. Show more
Sir David Attenborough examines how the curious minds of orangutans and crows helped them become inventive. Show more
Looking at how some animals can regenerate entire body parts, including salamanders able to regenerate entire legs and tails to replace ones they've lost. Show more
Sir David tells the stories of animals that sent shockwaves through the scientific world.
Sir David considers two curious creatures - the elephant and the mole rat.
Why the spiral is so important to two very different animals.
What role do colours and patterns play in the animals that display them?
Where do swallows hibernate and where do butterflies appear from in spring? The mystery of where some animals disappear to each year puzzled early naturalists. Show more
Animals are usually either male or female and behave in a way that is characteristic of their gender. But in nature there are curious exceptions. Show more
Sir David Attenborough examines the processes behind building spider's webs and sees if we could adapt spider silk to benefit us. Show more
Both the rhino and the hedgehog protect their bodies with formidable armour. Are these defences really what they seem? Show more
Sir David Attenborough looks at the animals have mastered the art of deception, including how the death's-head hawkmoth deceives bees to steal their honey. Show more
Sir David Attenborough examines whether cheetahs can really run at speeds of 70 miles per hour and achieve what should be physically impossible. Show more