12. Tundra

No release date yet

A vast area of treeless plains in the Arctic; golden eagles attack mountain hares; barnacle geese.

11. Light and Dark

No release date yet

Light and dark are the two conditions that affect every battleground.

10. Islands

No release date yet

The influence of islands on battles between predator and prey.

9. Coast

No release date yet

The effect of coastal weather and the tide on battles; killer whales catch sea lions by beaching themselves.

8. Jungles

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The jungles of the world, one of the most complex habitats on earth.

7. Frozen Seas

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Visiting the Arctic and Antarctic where the constantly changing sea influences the battles fought; struggle of the polar bears as the ice melts.

6. Grassland

No release date yet

Cheetahs and gazelles in the African savannah; termites and anteaters in South America's pampas; wolves and bison in the Canadian prairies; foxes and rabbits on Wiltshire's man-made grasslands.

5. Wetlands

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Wetland environments including Africa.

4. Air

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A peregrine falcon takes down a pigeon; a dragonfly works to outwit a hobby above a river in southern France.

3. Seas

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Sardines herded by dolphins; coral reef fish trapped by predators; bubble-netting techniques of whales.

2. Deserts

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A spider that rolls down dunes; hyenas take advantage of seals on a beach.

1. Rivers

No release date yet

How the depth, speed, turbulence and turbidity of rivers influence the outcome of battles between predators and prey.

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