Be Smart

Are Some Species More Important Than Others?

Special | 25m 47s

We explore the universal rules of life that tie together Earth’s living systems. Traveling from Africa’s Serengeti plains to the nearly extinct prairies of the western U.S. to discover the unexpected species that determine the very existence of these places. Can an ecosystem survive without its keystone species? Can we restore endangered human cultures by bringing back a nearly-extinct ecosystem?

Aired: 07/08/21

Rating: NR


Problems Playing Video? | Closed Captioning