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Fur Seals Overcome Extinction on 'Resurrection Island'

Episode number: 1

Overview: Antarctic fur seal bulls fight for breeding rights while moms work to raise their adorable pups.

Macaroni Penguins Swim, Surf, and Dodge Seals to Survive

Episode number: 2

Overview: What macaroni penguins lack in size, they make up for in sass. Life in the Antarctic doesn't come easy for these bright yellow-crowned bundles of attitude. Bertie joins them in the freezing ocean to swim with the adults in crashing waves. Bertie also witnesses an incredibly rare predatory event that shows how these penguins must use all their boldness to survive.

Albatrosses' Life-Long Bond Begins with Elaborate Courtship

Episode number: 3

Overview: At over 11 feet, the wandering albatross has the biggest wingspan of any bird on the planet. One of these birds can fly millions of miles during a lifetime, but they don't live a solitary existence; they are masters of the long-distance relationship. Bertie watches as an old albatross couple reunites alongside a pair of flirty teenagers on a bizarre first date.

Go Inside an Antarctic 'City' of 400,000 King Penguins

Episode number: 4

Overview: South Georgia's St. Andrews Bay has a busy beach that's home to 400,000 king penguins who have converged here to raise the next generation.

How Wildlife Overcame South Georgia's Haunting Past

Episode number: 5

Overview: The crew sailed for six days through some of the roughest ocean on the planet to reach the island of South Georgia in the South Atlantic Ocean.