The Worst Episodes of Animal

It's not all about the pouches. These mammalian misfits are full of surprises, from flamboyant kangaroo showdowns to rattling koala mating calls.

Director: Bill Markham

Writer: N/A

Be it foxes on city streets or wolves on the tundra, canines rely on sharp senses, athleticism and fierce determination to punch above their weight.

Director: Adrian Seymour

Writer: N/A

Dolphins use their intelligence to form complex undersea societies, come up with resourceful hunting techniques - and indulge in their dark side.

Director: Anuschka Schofield

Writer: N/A

Majestic, powerful and dead, big cats were once thought to be solitary creatures. But we're now realizing just how collaborative they can be.

Director: Bill Markham

Writer: N/A

Smart, sensitive and family-oriented, our wild ape relatives rely on each other to learn - and redefine - the secrets of survival.

Director: Bill Markham

Writer: N/A

To rule some of the planet's most hostile lands, bears can't lean solely on brute force: it takes both brains and brawn to reach the top.

Director: Bill Markham

Writer: N/A

In changing seas and oceans, cephalopods like the cuttlefish and the giant Pacific octopus must rely on their remarkable intelligence to survive.

Director: Anuschka Schofield

Writer: N/A

Curved talons, hooked beaks, killer eyesight: these aerial assassins have the most sophisticated tools for hunting prey at their disposal.

Director: Adrian Seymour

Writer: N/A