a BBC Studios Natural History Unit production ; a co-production with BBC America, Tencent, WDR, France Televisions and CCTV9 ; a BBC Open University partnership ; executive producer, James Honeyborne ; series producer, Mark Brownlow ; producers, Miles Barton, Orla Doherty, Kathryn Jeffs, Will Ridgeon, John Ruthven, Jonathan Smith
Disneynature in association with Galatée Films Pathé, in association with Participant Media, a Galatée Films production, a Pathé-Notro films, France 2 cinéma-France 3 cinéma coproduction, in association with Canal+ and TPS Star, a film by Jacques Perrin and Jacques Cluzaud ; original screenplay, Jacques Perrin ... [and others] ; producers, Jacques Perrin, Nicolas Mauvernay
Paramount Pictures and Participant Media present ; an Actual Films production ; produced by Jeff Skoll, Richard Berge, p.g.a., Diane Weyermann, p.g.a. ; directed by Bonni Cohen & Jon Shenk
a Frontline co-production with Hedrick Smith Productions ; WGBH Educational Foundation ; Frontline executive producer, David Fanning ; senior producer, Hedrick Smith ; producer, Marc Shaffer ; written by Hedrick Smith and Rick Young ; director, Rick Young
Oceanic Preservation Society presents ; a Jim Clark production ; in association with Diamond Docs and Skyfish Films ; written by Mark Monroe ; producer, Paula Dupré Pesmen ; producer, Fisher Stevens ; directed by Louie Psihoyos
directed and produced by Taggart Siegel ; produced by Teri Lang ; narrated & written by John Peterson ; produced in association with Independent Television Service (ITVS) ; produced by Collective Eye, Inc