When the Guri Dam was built on the Caroni River in the wilderness of eastern Venezuela, it created a huge lake that flooded 500 square miles of prime wildlife habitat. Marlin, Jim and Stan help capture these stranded animals.

Set in the scenic country of the American west, this story follows two badger cubs from their birth in a prairie den.

A forest fire raging out of control greets Marlin and Stan as they fly with the Forest Services smoke jumpers in western Montana. They study the behavior of wildlife fleeing the inferno.

After days of steady winds, the wildfire has spread. Now Marlin and Stan trade their passive role of observation and attempt to save threatened animals.

A porpoise captured and taken to Sea Life Park near Honolulu, Hawaii was trained in the hope that it would be a valuable partner in an undersea experiment, carrying equipment and messages between the surface and the deep-sea chamber.

At a den in the Canadian Rockies, timberwolf pups begin life depending on their mother for protection and nourishment. She in turn depends on the pack to bring her food while she remains with the pups.

Marlin and Stan join a capture team when they set sail aboard the collection ship the Golden Dolphin. Their expedition takes them to Guadalupe Island, round the tip of Baja, California and enters the Sea of Cortes observing elephant seals, sharks, manta ray and sea lions.

The Kalahari is a stark, barren desert of blowing sand and scattered brush. In this parched land live three great hunters: cheetah, lion and the primitive African Bushman, who makes the burning Kalahari his home.

When a wild animal abandons its natural prey and begins raiding domestic livestock, it must be killed or captured. When the animal is an African lion, capture is a real challenge. Marlin and Stan join rangers of Gemsbok National Park in southern Africa in this capture.

There is a place in Rhodesia where grassland and bush country join near a rocky outcropping. It is a crossroad of wildlife, with a marker ... a large termite mound. This mound is inhabited by a pack of banded mongooses that have made a den in it.