October 7, 1990
Three species of monkeys, the muriqui, the golden lion tamarin and the buffy-headed marmoset struggle for survival in Brazil's coastal Atlantic Forest.
Episode 3
Scandinavia: Land of the Midnight Sun
October 14, 1990
A look at how Norway and Sweden are affected by eight months of winter.
Episode 4
Scandinavia: Fresh Waters, Salt Seas
October 21, 1990
A look at the Swedish archipelago and Norway's fjords.
Episode 5
The Sisterhood
November 11, 1990
Africa's spotted hyena is a matriarch dominated, efficient predator.
Episode 6
Supersense: Sight and Sound
November 18, 1990
Sight and sound are experienced through animal eyes and ears.
Episode 7
Supersense: Super Scents and Beyond
November 25, 1990
Enhanced olfactory sensitivity; unique animal senses.
Episode 8
Supersense: Making Sense
December 2, 1990
Internal clocks guide life rhythms of eating, sleeping, mating, hibernation, birth and death.
Episode 9
Monkey Island
December 9, 1990
This program travels to the island of Cayo Santiago off Puerto Rico to study the behavioral patterns of a colony of feral Rhesus Macaques.
Episode 10
Grizzly Country
December 16, 1990
Rangers at Denali National Park in Alaska train hikers for planned encounters with grizzlies; Alaskan grizzly bears are seen salmon fishing at Brooks Falls.
Episode 11
The Wild Shores of Patagonia
January 13, 1991
Penguins, maras, guanacos, sea lions and killer whales highlight this portrait of Patagonia.
Episode 12
The Gulf: Portrait of the War Zone
February 17, 1991
In light of the Persian Gulf War and the recent oil spills, PBS airs an update of the 1984 episode of Nature, Treasures of the Gulf, that focused on the effects of the Iran-Iraq war on the fragile ecology of the Persian Gulf.
Episode 13
One Man's Kenya
February 24, 1991
The beauty of the African plains and the effects of tourism on the area.
Episode 14
The Elephants of Tsavo: Love and Betrayal
March 3, 1991
Filmmaker Simon Trevor, a former game warden, records the decimation of African elephants.
Episode 15
Grand Teton Wilderness
March 10, 1991
The natural and human history of the Grand Tetons and Jackson Hole, Wyoming.
Episode 16
Year of the Jackal
March 17, 1991
Life within a close-knit golden jackal family on the plains of Lemuta in Africa.
Episode 17
Black Bear of the North
March 24, 1991
Biologist Lynn Rogers follows the black bear out of hibernation and into the Minnesota woods.
Episode 18
Wild Dogs of Africa
April 7, 1991
The relationship within a wild dog pack on Africa's Serengeti Plains.
Episode 19
Marathon Bird
April 14, 1991
A profile of the albatross examines its traits and habitats, as well as the mysteries and myths surrounding it.
Episode 20
The Cat That Came in From the Cold
April 28, 1991
A polecat winters at a working farm in Wales, along with scavenging foxes, rats and birds.
Episode 21
Crown of the Continent: Waterton/Glacier National Park
May 12, 1991
Grizzlies, wolves and cougars roam Montana's rugged, pristine Glacier National Park.