A Man Among Orcas

S04 E01 • Sunday, Mar 12, 2006 • Mar 12 • 1h

Kalahari Supercat

S04 E02 • Sunday, Mar 19, 2006 • Mar 19 • 1h

Polar Bear Alcatraz

S04 E03 • Sunday, Mar 26, 2006 • Mar 26 • 1h

King Cobra and I

S04 E04 • Sunday, Apr 2, 2006 • Apr 2 • 1h

Herpetologist Romulus Whitaker searches in India for a mate for his king cobra, Elvis, in hopes of creating a sanctuary for a captive-breeding program.

Butaan: The Lost Dragon

S04 E06 • Sunday, May 21, 2006 • May 21 • 1h

Global Wolf

S04 E07 • Sunday, May 28, 2006 • May 28 • 1h

Gorilla Encounters

S04 E08 • Sunday, Jun 4, 2006 • Jun 4 • 1h

Return of the Fire Cat

S04 E09 • Sunday, Jul 9, 2006 • Jul 9 • 1h

Sea of Snakes

S04 E10 • Sunday, Jul 16, 2006 • Jul 16 • 1h

Wolverine Revealed

S04 E11 • Sunday, Aug 20, 2006 • Aug 20 • 1h

Elephant Family: Bonds for Life

S04 E12 • Sunday, Aug 27, 2006 • Aug 27 • 1h