Natural Curiosities • 2013 - 2018 • 16 episodes • 10h:28m

Stretched to the Limit

Some animals appear to have taken Nature’s gifts and stretched them to extreme limits. With these two natural curiosities one creature, the giraffe, has ended up with a super-stretched neck, the other, the chameleon, a super stretchy tongue. In both cases nature has found a way to turn the ordinary into the extraordinary.

S1E1Nature

Young Wrinklies

David encounters two examples where Nature has tinkered with the aging process to alarmingly different effect – the first grows old while trapped in a young body while the second looks old from birth but might hold the key to a long life.

S1E3Nature

Virgin Births

Sir David Attenborough uses this episode to investigate two animals who are capable of true virgin birth - the production of offspring without the need for sex.

S2E1Nature

Armoured Animals

This episode explores the story of two animals that hide behind seemingly impregnable coat of arms. Can Sir David Attenborough get in behind their armour and reveal their mysteries?

S2E2Nature

Bad Reputations

After initially gaining frightening reputations, it's now known that gorillas and bats are a lot gentler and considerate than their early reputations suggest.

S2E5Nature

Life on Ice

In this episode we explore the remarkable adaptations of two creatures that have evolved to survive the most challenging of conditions and seem to defy the laws of nature.

S2E7Nature

Spinners and Weavers

We'll find out how nature is incredibly inventive and has produced two unique mechanisms of natural construction that have fascinated scientists for centuries; weaving in birds and silk.

S2E8Nature

Strange Parents

"Strange Parents" asks how we usually recognise animals as either male or female and how each sex normally plays a particular role in their own life cycle. However both hyenas and seahorses completely break the gender rules.

S2E9Nature

Magical Appearances

"Magical Appearances" explores how swallows magically appear each spring and asks how did complex and beautiful insects like butterflies suddenly arrive in the summer.The discovery of the swallow’s epic migration and the revelation that butterflies could metamorphose into totally different looking adults were scientific stories both cloaked in mystery and controversy.

S2E10 • 2014 • Nature

Impossible Feats

David Attenborough examines creatures that have baffled us for centuries. This episode looks at how fleas jump and tracks the true speed of a cheetah.

S3E1Nature

Curious Minds

David Attenborough examines creatures that have baffled us for centuries. This episode looks at two animals that use tools, orangutans and crows.

S3E2Nature

Expandable Bodies

David Attenborough examines creatures that have fascinated us for centuries. This episode looks at the expandable bodies of anacondas and camels.

S3E3Nature

Curious Cures

David Attenborough examines more creatures that have fascinated us for centuries. A look at some species with remarkable healing properties.

S3E5Nature

Remarkable Regeneration

David Attenborough examines creatures that have fascinated us for centuries. A look at some species with remarkable regenerative powers.

S3E6Nature

Extreme Babies

The giant panda gives birth to the smallest baby of any mammal and has to care for and protect it for many months. Why don't they give birth to more developed, robust young? The kiwi lays one of the largest eggs in the bird world, which produces a very well-developed chick. Why do kiwis produce a single egg that is a quarter of its body mass and almost too big to lay?

S4E3 • 2018 • Nature

Curious Counters

Can animals count? This is a question that has intrigued and fooled investigators for a long time. Just over 100 years ago, a German horse called Hans was declared a mathematical genius but all was not as it seemed. And strangely, some bamboos around the world flower exactly at the same no matter where they are. Are they counting down the years?

S4E4 • 2018 • Nature