E1 - Islands

Aired: May 22, 2023

On a small island, a monumental display takes place as the giant Hatzegopteryx reveals his gentler side to woo a mate.

E2 - Badlands

Aired: May 23, 2023

Trudging through a scorching desert, two young Tarchia find relief at an oasis and encounter an adult twice their size, ready to lay claim.

E3 - Swamps

Aired: May 24, 2023

In a drought-stricken basin where much has perished, an old Pachycephalosaurus bull defends his leadership against a young challenger.

E4 - Oceans

Aired: May 25, 2023

Deep beneath the water's surface, the world's largest predator—the Mosasaurus—lies in wait to ambush unsuspecting prey.

E5 - North America

Aired: May 26, 2023

Not many can intimidate North America's top predator, T. rex, whose size and bite are a deadly combo—except for a giant winged foe.