Narrated by
F. MURRAY ABRAHAM

Written and Edited by
MARK FLETCHER

Photography
MICHAEL RICHARDS
MIKE HOLDING
WADE FAIRLEY
JOHN WATERS
JEFF TURNER
SIMON KING
SIMON DE GLANVILLE

Music Composed and Performed by
JENNIE MUSKETT

Additional Musicians
JOHN PARRICELLI
SONIA SLANY

Dubbing Editor
TIM OWENS

Dubbing Mixer
ANDREW WILSON

Colorist
TONY OSBORNE

On-Line Editors
JAMES REYNOLDS
ADRIAN RIGBY
FRANZ KETTERER

Scientific Advisors
DEREK DENTON
JAAK PANKSEPP
JANE GOODALL
MARC BEKOFF
FRANS DE WAAL
ELISABETTA VISALBERGHI

Production Co-Ordinator
CATHERINE WILTCHER

Production Manager
DI WILLIAMS

The BBC Wishes to Thank
SUE WESTERN
GEOFF FOSTER
ALEX NUTTON
PHIL CHAPMAN
HILARY JEFFKINS
VANESSA BERLOWITZ
LAWRENCE BREEN
ROB ROOD

Series Editor
TIM MARTIN

© 2009 BBC
All Rights Reserved

For NATURE

Series Editor
JANET HESS

Supervising Producer
JANICE YOUNG

Senior Producer
LAURA METZGER

Producers
IRENE TEJARATCHI HESS
JILL CLARKE

Production Manager
JULIE SCHAPIRO THORMAN

Production Assistant
JAYNE JUN

Manager
EILEEN FRAHER

Re-Recording Mixer
ED CAMPBELL

Online Editor
CHRIS CONNELLY

Offline Editor
IRENE TEJARATCHI HESS

Series Producer
BILL MURPHY

Executive in Charge
WILLIAM GRANT

Executive Producer
FRED KAUFMAN

A co-production of THIRTEEN and BBC in association with WNET.ORG

This program was produced by THIRTEEN, which is solely responsible for its content.

© 2009 WNET.ORG Properties LLC
All Rights Reserved

Web Credits

Producer
TANNER VEA

Production Assistance
CHIE WITT

Designer
JOY WEEENG

Pagebuilding
BRIAN SANTALONE

Technical Director
BRIAN LEE

Creative Director
NICK MILLER

Director of Digital Strategy
DAVID HIRMES

Senior Director
DANIEL B. GREENBERG

Writer
CHRISTOPHER WADE