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
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
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