From penguin chicks to elephant seals to polar bears, the spies meet polar animals.
Explore the islands of the South Pacific with creatures like the spy koala and spy crab.
Travel to the Northern Hemisphere, where the spies learn how animals move, feed and fight.
The spy creatures infiltrate a hippo pod, a gorilla sanctuary and the world of elephants.
An army of Red land crabs migrates miles as mothers prepare to lay up to 80,000 eggs each.
How clever are honey badgers?