by David Attenborough ; a BBC TV production in association with Australian Broadcasting Corporation, Turner Broadcasting System Inc. ; BBC Bristol ; executive producer, Peter Jones
A production of The Documentary Guild in association with WGBH Boston for Nova ; WGBH Educational Foundation ; Executive editor, William Grant ; executive producer, Paula S. Apsell ; written, produced and directed by Rob Whittlesey and Noel Buckner
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
produced by Primitive Entertainment and Films à Trois in co-production with the National Film Board of Canada ; produced in association with Centre National de la Cinématographie ; directed by Nick de Pencier ; narration written by Elizabeth Arledge ; produced for NOVA by Elizabeth Arldege
a Nova/WGBH, La Cinquième, Südwestrundfunk, Gedéon Programmes, Meridian, and NHK co-production ; produced for Nova by Providence Pictures, Inc. for WGBH/Boston ; written and directed by Liesl Clark
produced by Pioneer Productions for National Geographic Channel ; executive producers, Simon Andreae and Andrea Florence ; directors, Stefanie Kern and Lorne Townend
produced by Pioneer Productions and Fox Television Studios in association with Channel 4 for National Geographic Television ; produced by Simon Andreae ; written and directed by Yavar Abbas
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
written, produced and directed by David de Vries ; produced by Vincent Lopez ; produced by Flight 33 Productions for History Television Network Productions
narration written by Thomas Friedman ; directed by Wolfgang Thaler, Herbert Habersack ; [a co-production by WGBH/Boston, Adi Mayer Film, ORF, BMUK in association with WDR]
produced by Kevin Bachar ; written by Rob Goldberg ; a Pangolin Pictures and Thirteen production in co-production with Terra Mater Factual Studios in association with WNET
a BBC/Discovery/Antena 3 Television S.A./ZDF/Open University/Skai co-production in association with Discovery Canada ; series producer, Vanessa Berlowitz ; producers, Miles Barton, Vanessa Berlowitz, Kathryn Jeffs, Mark Linfield, Dan Rees
a BBC/Discovery Channel co-production in association with Wanda Firms ; series producer, Karen Bass ; produced by Justin Anderson, Peter Bassett, Joe Stevens, Hugh Pearson and Jeff Turner
a production of Table Mountain Films, Obsessively Creative, and Terra Mater Factual Studios in co-production with Thirteen in association with DTI South Africa ; written and directed by Joe Kennedy ; produced by Stefania Müller
series producer, Martha Holmes ; executive producers, Michael Gunton, Susan Winslow ; producer/writer, Paul Spillenger ; a BBC/Discovery Channel/SKAI co-production in association with RTI SpA
Bullfrog Films presents ; produced by Canadian Broadcasting Corporation ; produced by Icon Media Productions for the CBC ; directed & edited by Paul Lang ; producers, Paul Lang, David Springbett ; written by Janine Benyus, Paul Lang
2 Entertain ; BBC ; BBC Earth ; a BBC/Discovery Channel/France Television co-production ; series producer, Dale Templar ; executive producer, Brian Leith ; BBC Productions Bristol/Wales
director, Susan Fleming ; writer, Ted Remerowski ; produced in association with the Canadian Broadcasting Corporation ; in association with ARTE France ... [and others] ; produced by A Murder of Crows Inc
written and directed by Erna Buffie ; produced by Merit Jensen Carr ; produced in association with the Canadian Broadcasting Corporation ; a Merit Motion Pictures production
series producer, David Allen ; story producers, Gaby Bastyra, Joe Loncraine, Laura Flegg, Anna McVey ; a National Georgraphic Television and Passion Planet Production for PBS