Season 1

1. Survival Of The Fittest

2016-03-25 · 22m

There are many fine examples of evolutionary history in the natural world. Whales evolved from land-dwelling creatures to today's marine mammals.

2. The Big Cats

2016-04-01 · 22m

The leopard is perhaps the best-equipped big cat, with a population spread far and wide, but lions have almost no predators.

3. The Great Desert Race

2016-04-01 · 22m

Desert animals have evolved to handle heat and lack of water. This includes scorpions, which have existed since life first crawled from the sea.

4. Herbivores

2016-04-01 · 22m

The African Savannah sees thousands of battles each day. How do elephants survive on a diet that even the strictest vegetarian would avoid?

5. Natural Warriors

2016-04-08 · 22m

Males and females of some species fight viciously. Though they are usually not trying to kill each other, the fighting can result in death.

6. Run Like The Wind

2016-04-08 · 22m

With predators always looking for a meal, their prey must constantly avoid being eaten. Defensive adaptations add to their chances of survival.

7. The Early Bird

2016-04-08 · 22m

Attack and escape scenarios involving avian predators and their prey, including horizontal speeding and diving to avoid capture.

8. Reptiles

2016-04-15 · 22m

Crocodiles are descended from animals that roamed Earth 250 million years ago, while snakes rely on the sun to control their temperature.

9. Defenses

2016-04-15 · 22m

From insects that look like leaves and snakes that play dead to flying fish and poisonous toads, animals defend themselves in fascinating ways.

10. Underwater Predators

2016-04-15 · 22m

Almost all animals living in the sea have bodies designed for hunting or protection, and predators have adapted extreme measures to survive.

11. Underwater Defences

2016-04-22 · 22m

Protecting themselves underwater is a matter of invention and reinvention, so aquatic animals deploy an array of strategies just to stay alive.

12. Underwater Prey's Defenses

2016-04-22 · 22m

Protecting themselves underwater is a matter of invention and reinvention, so aquatic animals deploy an array of strategies just to stay alive.

13. The Race Underfoot

2016-04-22 · 22m

There are many reasons why insects survive, from strong, flexible shells to wings that give them the option of flying away from danger.

14. After Dark

2016-04-29 · 22m

Nocturnal animals use the dark to escape predators, avoid the heat of the day, and take turns sharing food and resources.