Title: Great transformations
Authors: Olicker, Joel.; Neeson, Liam; Powderhouse Productions.; Clear Blue Sky Productions.; WGBH (Television station : Boston, Mass.); Public Broadcasting Service (U.S.); WGBH Video (Firm)
Publisher: WGBH Boston Video,
Year: 2001
Subjects: Documentary television programs United States.; Science television programs.; Evolution (Biology); Life Origin; Video recordings for the hearing impaired.
Abstract: An examination at the complexity and diversity of life forms, focusing on important evolutionary changes including development of four-limbed body plan, the journey of animal life from water to land, the return of mammals to the sea.