a production of Pontecorvo Productions and Thirteen in association with Wildlife Media, National Geographic Channel and WNET New York Public Media ; writer, producer, and director of photography, Joseph Pontecorvo
Pontecorvo Productions and Thirteen Productions LLC in association with National Geographic Channel, Sky Vision and WNET ; produced and written by Joe Pontecorvo
produced by Thirteen in association with WNET.org and National Geographic Channel ; executive producer, Fred Kaufman ; written and produced by Gianna Savoie
a production of Partisan Pictures and Thirteen in association with WNET.org and National Geographic Channel ; written and produced by Doug Shultz ; series producer for Nature, Bill Murphy ; executive producer for Nature, Fred Kaufman