Season 4, Episode 13 Saguaro: Sentinel of the Desert
First Aired: March 9, 1986
A study of the wildlife supported by North America's largest desert cactus, the saguaro. Included: Gila woodpeckers, which build nests inside the hull; bull snakes, preyed on by roadrunners; elf owls; and kangaroo rats, which survive without drinking water.
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- Premiered: October 10, 1982
- Rating: TV-G
- Premise: PBS's signature (and multi-award-winning) natural-history series uses gifted wildlife documentarians and stunning photography to reveal what its first host, Donald Johanson, called `the magic and mystery of the fascinating natural world.' The series has ga… (more)