Season 11 (1972)

Under the Northern Ice
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September 17, 1972 • 24m

Marlin and Tom Allen continue intensive studies with Canadian experts both on the surface and under frigid waters of the adult sea...Read more

World of the Shark
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October 15, 1972 • 24m

Marlin and Tom Allen join scientists doing shark research in an undersea laboratory in the Bahamian waters.

Trails of the Big Cats
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October 29, 1972 • 24m

The cheetah, leopard and lion, ever watchful of each other, are forced to share the same water hole during the dry season in Africa.

Land of the Kangaroo
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November 12, 1972 • 24m

We watch the exciting Australian gray kangaroo in the lofty eucalyptus forest along with the giant emus, smaller fowl, dingo, liza...Read more

Coral Sea Night Dive
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December 3, 1972 • 24m

Marlin and Tom Allen join an Australian curator on an expedition to capture the most venomous snake in the world at night beneath ...Read more

Day at Otter Hammock
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December 17, 1972 • 24m

This hammock of the Florida Everglades is a small island of dry ground surrounded by boggy marshland which provides refuge and hab...Read more

Migration of the Caribou
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January 7, 1973 • 24m

Marlin observes the great migrating herd of caribou being urged northward on a migratory cycle of life while scientists tag the an...Read more

King of the Kopje
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January 28, 1973 • 24m

An African leopard maintains its domain in and around a kopje, which is a rocky outcropping providing the habitation for many smaller animals.

Flamingos of Lake Nakuru
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February 11, 1973 • 24m

Marlin joins Dr. Philip Kahl, ornithologist, in Kenya's great Rift Valley for close observations of bird life, particularly the in...Read more

World of the Pinnipeds
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February 25, 1973 • 24m

Seals occupying the Pacific Coastal Northwest including the largest of all pinnipeds, the enormous elephant seal, are under observ...Read more

Land of the Giant Dragon
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March 11, 1973 • 24m

The largest land lizard in the world, the komodo dragon is found only on four small Indonesian Islands where we find Marlin in clo...Read more

Macaques of Japan
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March 25, 1973 • 24m

A careful scientific study of a unique species of monkey who lives under conditions of climate more harsh than those endured by an...Read more