[4] He incorporated bird-calls into his first job as a disc jockey in Akron, Ohio, and at other radio stations.
He was the voice of Cheetah in Tarzan films and produced the bird sounds in Disney's Snow White and the Seven Dwarfs (1937).
[4][5] Pullen's vocal contributions appear in many cartoons featuring Mickey Mouse, Betty Boop, and Popeye.
Pullen was also the voice of the howling coyote in Cecil B. DeMille's 1935 film The Crusades, and the squawks and jungle sounds for Martin Denny's 1959 pop instrumental "Quiet Village".
[3] He was also heard in the San Francisco Bay Area as the voice of Roscoe the Dog on the Dr. Don Rose show on KFRC.