E1 - Arctic

Aired: May 16, 2016

Artic creatures aren't bothered by the cold. Rather, they fear the warmth caused by human activity that is setting the 'Earth's freezer' to 'defrost'.

E2 - Yellowstone

Aired: June 21, 2016

Serene as it seems, Yellowstone National Park is more unpredictable than an atom of Radium-226, thanks to the active super volcano below it.

E3 - Oceans

Aired: June 22, 2016

Most of Earth's animals live in the sea, where they form a "living soup" or a "massive death chowder" in which it's eat or be eaten.

E4 - Wildebeest

Aired: June 23, 2016

The wildebeest, one of the many species of ungulates and "cud munchers" that populate the Serengeti, take part in a grand migration every year.

E5 - Madagascar

Aired: June 24, 2016

Many of the flora and fauna of Madagascar are found nowhere else on Earth, which is why the island isn't called "Normal-a-gascar."

E6 - Penguins

Aired: June 27, 2016

Penguins, "the natural world's answer to Charlie Chaplin," only have to waddle about to make children -- and Amstrong Wedgewood -- smile.

E7 - Islands

Aired: June 28, 2016

Life on islands evolves in isolation from the wider world, and in a manner that is "absolutely potty." Much of this life is weird and wonderful.

E8 - Great Apes

Aired: June 29, 2016

The great apes, not to be confused with monkeys, have opposable thumbs, complex social politics and other "phenomenally humanlike" qualities.

E9 - Forests

Aired: June 30, 2016

In forests, the perfect combination of sunlight and rain "makes trees grow like billy-o." Among these trees, an entire world springs into being.

E10 - Bears

Aired: July 01, 2016

Armstrong narrates a focus on bears, the largest land predators on Earth which, surprisingly, forage for some of the smallest meals available.