New science and amazing demonstrations reveal how a lizard can literally walk on water.

A bird expert reveals how a barn owl catches prey it can't even see. And, what makes octopuses masters of disguise?

How do caterpillars transform into butterflies in their cocoon? Plus, why are cats’ tongues the way they are?

Why are some cats cross-eyed? How do meerkats eat poisonous scorpions and how can hippos sleep whilst holding their breath?

How does a squirrel take on a dangerous rattle snake? What makes eagles’ eyes so powerful? Plus, why is the planet overrun with bugs?

Do parrots really know what they’re talking about? How do electric eels not electrocute themselves?

How do koalas keep cool in the Australian sun? How do elephants communicate when they are miles apart?

What are cats trying to communicate to humans? Why have some of the world’s cleverest monkeys turned to a life of crime?

Why are moths attracted to flames? Why do turtles cry?

Why don’t spiders get stuck in their own webs? How do foxes find water in the desert?

How do hamsters stuff so much into their cheeks? Why do camels have humps? Plus, why are pigeon wings so noisy?

How does your dog know when you’re sick? Which animals make the most amazing nest?

High-speed footage reveals how the hummingbird can fly backwards. And, why are hagfish the most disgusting creatures in the ocean?

Scientists reveal what a dog's tail wag really means. Plus, what's the secret behind a crocodile's powerful jaws - and how to escape it?

New science and demonstrations reveal how cats can detect an earthquake seconds before it happens. And, how do sea otters keep warm in icy waters?

New science and amazing demonstrations reveal why elephants have trunks. Plus, why do some animals live so long, and why do cats purr?

A game of underwater copycat shows how smart dolphins really are. How do hyenas eat almost anything? And, how do geckos defy gravity?

Are alligators music lovers? How a squirrel can hide up to 10,000 nuts in one season and still find most of them?

Experts reveal how blind bats avoid collision. Do mice really like cheese?

Experts examine how humpback whales leap so far out of water. Why do dogs tilt their heads? Why do animals swarm?

Experts test to see if wild wolves are smarter than domestic dogs with an interesting experiment.

Experts look at why ants don’t drown. Why don’t woodpeckers get headaches?

Experts test to see how anteaters eat so quickly. Plus, why do male humpback whales sing and how do they do it with no vocal cords?

Experts test how good dogs' noses are at picking up scents under water. Plus, how and why do fireflies glow? And, how do ostriches run so fast?

What are lions saying when they roar? What are leaf cutter ants doing with the leaves they collect?

Why do domestic cats find it so hard to get down from trees, and how have two jungle cats evolved?