30 sept 1990 · 53 min
Sharks, rays, squids and blue whales live in the Pacific Ocean off the California coast.
Episodios: 21 / 21
30 sept 1990 · 53 min
Sharks, rays, squids and blue whales live in the Pacific Ocean off the California coast.
7 oct 1990 · 53 min
Three species of monkeys, the muriqui, the golden lion tamarin and the buffy-headed marmoset struggle for survival in Brazil's coastal Atlantic Forest.
14 oct 1990 · 53 min
A look at how Norway and Sweden are affected by eight months of winter.
21 oct 1990 · 53 min
A look at the Swedish archipelago and Norway's fjords.
11 nov 1990 · 53 min
Africa's spotted hyena is a matriarch dominated, efficient predator.
18 nov 1990 · 53 min
Sight and sound are experienced through animal eyes and ears.
25 nov 1990 · 53 min
Enhanced olfactory sensitivity; unique animal senses.
2 dic 1990 · 53 min
Internal clocks guide life rhythms of eating, sleeping, mating, hibernation, birth and death.
9 dic 1990 · 53 min
This program travels to the island of Cayo Santiago off Puerto Rico to study the behavioral patterns of a colony of feral Rhesus Macaques.
16 dic 1990 · 53 min
Rangers at Denali National Park in Alaska train hikers for planned encounters with grizzlies; Alaskan grizzly bears are seen salmon fishing at Brooks Falls.
13 ene 1991 · 53 min
Penguins, maras, guanacos, sea lions and killer whales highlight this portrait of Patagonia.
17 feb 1991 · 53 min
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.
24 feb 1991 · 53 min
The beauty of the African plains and the effects of tourism on the area.
3 mar 1991 · 53 min
Filmmaker Simon Trevor, a former game warden, records the decimation of African elephants.
10 mar 1991 · 53 min
The natural and human history of the Grand Tetons and Jackson Hole, Wyoming.
17 mar 1991 · 53 min
Life within a close-knit golden jackal family on the plains of Lemuta in Africa.
24 mar 1991 · 53 min
Biologist Lynn Rogers follows the black bear out of hibernation and into the Minnesota woods.
7 abr 1991 · 53 min
The relationship within a wild dog pack on Africa's Serengeti Plains.
14 abr 1991 · 53 min
A profile of the albatross examines its traits and habitats, as well as the mysteries and myths surrounding it.
28 abr 1991 · 53 min
A polecat winters at a working farm in Wales, along with scavenging foxes, rats and birds.
12 may 1991 · 53 min
Grizzlies, wolves and cougars roam Montana's rugged, pristine Glacier National Park.
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