a film by Will & Lianne Steenkamp ; writers, Will Steenkamp, Lianne Steenkamp, and Alan Miller ; produced by Kurt Mayer Film and Into Nature Productions for ORF, ARTE and WDR in association with ORF Enterprise and Thirteen Productions
written and produced by Kevin Bachar ; a production of Pangolin Pictures and Thirteen Productions in co-production with Terra Mater Factual Studios for WNET
directed by Gernot Lercher ; narrated by James Lurie ; produced by Yvette Durrenberger, Elisabeth Faber, Gabriele Wistawel, Heike Lettau, Thirteen Productions
narrated by Jimmy Smits ; directed and written by Peter Fison ; producer, Charlotte Lathane ; a Windfall Films West Production part of the Argonon Group for Thirteen Productions LLC and BBC Studios in association with WNET
narrated by Paul Christie ; directed & produced by Tom Mustill ; AGB Films with Gripping Films for Thirteen Productions LLC and BBC in association with WNET
narrated by Liam Neeson ; produced and written by Joe Pontecorvo ; Pontecorvo Productions and Thirteen Productions LLC in association with National Geographic Channel, Sky Vision and WNET
narrated by Daniel Stern ; written and directed by Steve Gooder ; an OSF Wales production for BBC and Thirteen Productions LLC in association with WNET
narrated by Paul Giamatti ; produced by Ann Johnson Prum ; written by Janet Hess ; a production of Coneflower Productions and Thirteen in association with WNET
hosted and narrated by Chris Morgan ; a Mike Birkhead Associates production in coproduction with Thirteen in association with WNET ; producer, Mike Birkhead, Joe Loncaine
a production of Moore & Moore Films and Thirteen ; in association with National Geographic Channel and WNET ; produced by Shane Moore, Janet Hess ; written by Janet Hess
narrated by Jay O. Sanders ; produced by Jim Norton and Rob Whittlesey ; a production of Sea Studios Foundation and Thirteen ; in association with WNET New York Public Media and National Geographic Channel
narrated by F. Murray Abraham ; a production of Brian Leith Productions, Thirteen/WNET New York and BBC ; producer, Brian Leith ; director, Steve Gooder
produced by Ann Johnson Prum ; hosted and narrated by Chris Morgan ; Coneflower Productions, Thirteen Productions in co-production with Terra Mater Factual Studios for WNET
produced by Ann Johnson Prum ; hosted and narrated by Chris Morgan ; Coneflower Productions, Thirteen Productions in co-production with Terra Mater Factual Studios for WNET
produced by Ann Johnson Prum ; hosted and narrated by Chris Morgan ; Coneflower Productions, Thirteen Productions in co-production with Terra Mater Factual Studios for WNET
hosted and narrated by Chris Morgan ; written and produced by Joseph Pontecorvo ; Pontecorvo Productions and Thirteen in association with Wildlife Media, National Geographic Channel and WNET New York Public Media
hosted and narrated by Chris Morgan ; written and produced by Joseph Pontecorvo ; Pontecorvo Productions and Thirteen in association with Wildlife Media, National Geographic Channel and WNET New York Public Media
hosted and narrated by Chris Morgan ; written and produced by Joseph Pontecorvo ; Pontecorvo Productions and Thirteen in association with Wildlife Media, National Geographic Channel and WNET New York Public Media
director, Charlotte Lathane ; producers, Rachelle Keeling, Charlotte Keyte, Sophia Walsh ; produced by Passion Planet in association with Love Nature and ARTE France for PBS
director, Charlotte Lathane ; producers, Rebecca Harris, Charlotte Keyte ; produced by Passion Planet in association with Love Nature and ARTE France for PBS
director, Oliver Twinch ; producers, Charlotte Keyte, Rebecca Harris ; produced by Passion Planet in association with Love Nature and ARTE France for PBS
director, Oliver Twinch ; producers, Charlotte Keyte, Rachelle Keeling ; produced by Passion Planet in association with Love Nature and ARTE France for PBS
produced by NHNZ in association with PBS, ARTE France, CCTV9, Discovery Networks Europe, ZDF, ZDF Enterprises and NHK ; producers, John Cullum, Hayes Baxley, and Quinn Berentson ; writers, Craig Meade, John Cullum, Andrew Murray, Mark Everton, and Gary Parker
produced by NHNZ in association with PBS, ARTE France, CCTV9, Discovery Networks Europe, ZDF, ZDF Enterprises and NHK ; producers, John Cullum, Hayes Baxley, and Quinn Berentson ; writers, Craig Meade, John Cullum, Andrew Murray, Mark Everton, and Gary Parker
produced by NHNZ in association with PBS, ARTE France, CCTV9, Discovery Networks Europe, ZDF, ZDF Enterprises and NHK ; producers, John Cullum, Hayes Baxley, and Quinn Berentson ; writers, Craig Meade, John Cullum, Andrew Murray, Mark Everton, and Gary Parker
produced by NHNZ in association with PBS, ARTE France, CCTV9, Discovery Networks Europe, ZDF, ZDF Enterprises and NHK ; producers, John Cullum, Hayes Baxley, and Quinn Berentson ; writers, Craig Meade, John Cullum, Andrew Murray, Mark Everton, and Gary Parker
produced by NHNZ in association with PBS, ARTE France, CCTV9, Discovery Networks Europe, ZDF, ZDF Enterprises and NHK ; producers, John Cullum, Hayes Baxley, and Quinn Berentson ; writers, Craig Meade, John Cullum, Andrew Murray, Mark Everton, and Gary Parker