Rather than launch a new Disneynature film, Disney+ turns to James Cameron and National Geographic for Secrets of the Whales. It was only a matter of time before Disney, through its National Geographic unit, released a documentary on whales. The thing is–there is so much content here that it’s not limited to a single film. Instead, the newest Earth Day feature is a documentary series. The four episodes run close to 50 minutes in length,…"Secrets of the Whales: The Newest Earth Day Series"