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Season guide

Nature: Season 5

20 episodes Premiered Oct 19, 1986 Updated Sep 25, 2026
Previously on Nature

Season 5 Lore Primer

Key plot threads, lore context, and character stakes you need to remember before diving into this season.

  • ⚡ Directly follows the overarching narrative developments of Nature Season 4.
  • ⚡ Faction dynamics and core character alliances shift under escalating external stakes.
  • ⚡ Crucial mysteries introduced previously reach key turning points and narrative reckonings.
  • ⚡ Sets up serialized story arcs that build directly toward the climactic season finale.
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Season 5 Episodes

Episode Guide

🛡️ SPOILER SHIELD

Season 5 Progress Shield

Future titles & synopses blurred. Tap "Reveal" on any card to peek.
Binge Efficiency Engine

Season 5: Filler vs. Essential Canon

Filter episodes by narrative weight. Focus on essential mytharc and skip standalone side quests.

15%
85%
Mytharc (3): Crucial lore & season climaxes
Core (17): Character development & subplots
Side Quest (0): Standalone / filler
S5·E1 Mytharc

Alyeska: The Great Land

Oct 19, 1986 · 53 min

Examines how the plants and animals of Alaska’s Alyeska wilderness have adapted to the regions harsh climate.

S5·E2 Core

Baja Lagoon

Oct 26, 1986 · 53 min

An examination of the plants and animals that make their home in a shallow lagoon found on the Western coast of Mexico’s Baja Peninsula.

S5·E3 Core

Galapagos: How They Got There

Nov 2, 1986 · 53 min

This exploration of the Galapagos Islands, located in the Pacific Ocean West of Ecuador, examines theories explaining the arrival of wildlife to the archipelago.

S5·E4 Core

Galapagos: Cold on the Equator

Nov 9, 1986 · 53 min

Marine iguanas, cormorants, green turtles, sea lions, and sperm whales are among the animals that thrive in the cold waters surrounding the equatorially located Galapagos Islands.

S5·E5 Core

Galapagos: The Ocean Travelers

Nov 16, 1986 · 53 min

A look at the Galapagos Islands’ many birds, include the waved albatross, blue-footed booby, frigate bird and the ground finch; also, man’s relationship with the islands’ changing

S5·E6 Core

Pantanal: Prairie of the Great Waters

Nov 23, 1986 · 53 min

A look at how the Pantanal's wildlife species cope with the annual cycle of flood and drought which transforms the marshy prairie from a dry savannah into the world's largest fresh

S5·E7 Core

Cats

Dec 7, 1986 · 53 min

An examination of the behavior of man’s feline friends.

S5·E8 Core

Leopard: A Darkness in the Grass

Dec 14, 1986 · 53 min

The activities of an elusive female leopard are traced over a two-day period on the hot plains of Africa.

S5·E9 Core

The Elephant Challenge

Jan 18, 1987 · 53 min

A look at the survival of the African elephants, as ivory and foraging land became more valuable.

S5·E14 Core

America's Wild Horses

Mar 15, 1987 · 53 min

Following the wild mustangs of America’s West.

S5·E15 Core

Holy Land: A Wilderness Like Eden

Apr 12, 1987 · 53 min

An exploration of the Rift Valley that sweeps North from Kenya to Turkey, where prophets said their god first planted a garden.

S5·E17 Core

The Forgotten Garden

Apr 26, 1987 · 53 min

What happens when a finely maintained garden is abandoned.

S5·E18 Core

Lords of Hokkaido

May 10, 1987 · 53 min

A year on a Japanese island following a family of red foxes.

S5·E19 Mytharc

Designed for Living

May 17, 1987 · 53 min

The tunnelers, thatchers, weavers, dam builders, sculptors, potters and spinners of the animal kingdom.

S5·E20 Mytharc

Masked Monkeys

May 24, 1987 · 55 min

Echoing hoots and trills, bandit masks, feathered tufts and orange noses distinguish African forest monkeys called quenons.

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