Coming Soon! THE HUMMINGBIRD EFFECT explores the dazzling hummingbirds of Costa Rica and the outsize effect they have on all of the creatures who share their diverse habitats. Produced with Ann Johnson Prum / Coneflower Productions and Filipe DeAndrade and narrated by Costa Rican superstar Harry Shum, Jr., star of Everything Everywhere All at Once. Premieres APRIL 12th, 8pm EST on PBS.