Seasons & Episodes
Coasts
A pregnant Tuarangisaurus is in distress—and her young calf can sense it—as she travels waters that are home to the
Deserts
Above the deserts of North Africa, aerial combat ensues as male Barbaridactylus pterosaurs fight for the attention of fe
Freshwater
With its feathered body and duck bill, the eight-ton Deinocheirus wades through an Asian wetland in search of relief fro
Ice Worlds
Within the snow-covered forest, a tense standoff develops between ancient rivals, Pachyrhinosaurus and Nanuqsaurus.
Forests
A journey through an underground cave in North America turns perilous when a young Triceratops is separated from its mot
Islands
On a small island, a monumental display takes place as the giant Hatzegopteryx reveals his gentler side to woo a mate.
Badlands
Trudging through a scorching desert, two young Tarchia find relief at an oasis and encounter an adult twice their size,
Swamps
In a drought-stricken basin where much has perished, an old Pachycephalosaurus bull defends his leadership against a you
Oceans
Deep beneath the water's surface, the world's largest predator—the Mosasaurus—lies in wait to ambush unsuspecting pr
North America
Not many can intimidate North America's top predator, T. rex, whose size and bite are a deadly combo—except for a gian
The Big Freeze
In a world covered in ice, woolly mammoths and saber-toothed cats fight to survive the coldest temperatures in millions
New Lands
As sea levels drop and continents shift, animals begin migrating to unknown territories full of new possibilities—and
Desert Lands
With much of the planet's water supply frozen, rock-climbing sloths and marsupial lions must find a way to withstand bar
Grass Lands
Giant herd animals thrive with the expansion of the grasslands, dominating the plains—but fearsome hunters shadow thei
The Big Melt
Rising temperatures mean every habitat on the planet is transforming, and for the Goliaths of the Ice Age, the world as
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