Perkins joins officials of the U.S. Fish and Wildlife Service in Wyoming where research is being done on what effect exploitation of mining resources might have on the wildlife.

Tells the story of a pride of lions living in one of the limited areas of permanent water on the Mara Plains of Kenya, east Africa.

Seven years later, Marlin returns to the Galapagos Islands in order to reflect on what changes, if any, have occurred. Is wildlife increasing, remaining constant or declining.

The conclusion to Marlin's return to the Galapagos Islands in order to reflect on what changes, if any, have occurred. Is wildlife increasing, remaining constant or declining.

Setting takes place in the western providence of Papua New Guinea at Lake Murray where research takes place of the salt and fresh water crocodiles.

This show does not involve human beings at all but gives a close look at the intimate family life of some bobcats, which live on the rim of Zion Canyon in Utah.

Wild Kingdom journeys to do research for the first time to the central African country of Zambia where one of the largest remaining herds of a water antelope called Lechwe makes its home.

Marlin Perkins travels to the Peruvian coast to observe the movements of the giant and majestic Andean condor.

Perkins journeys to the Luangwa River in Zambia, Central Africa, to observe the African elephants and other wildlife.

Marlin Perkins joins an animal trapper and vet in Kenya, east Africa in an effort to locate, immobilize and relocate these large rhinos to save from extinction.

Set in the mountains of Wyoming showing how the animals prepare for winter.