|aRealm of the great white bear|h[videorecording] /|cproducer, David Wright ; writer, Eleanor Grant ; a National Geographic Television production in association with Channel 4.
|a[Washington, D.C.?] :|bNational Geographic Video ;|aTaipei :|bKing's International Multimedia,|c2001.
|a1 videodisc (54 min.) :|bsd., col. ;|c1/2 in.
|a"A National Geographic EXPLORER Presentation"--Container.
|aVideocassette release of a c1997 production.
|aCinematographers, William Long, David Wright ; editor, Christine Jameson Henry ; original music, Mangum-Cotrell.
|aNarrator, Keith David.
|aDiscover the fate of a polar bear and her twin cubs at the icy top of the world. Just half of all cubs survive beyond their first year, and this polar bear family needs the mother's finely honed instincts, and luck, to beat the odds. National Geographic cameras follow the family during a two-year Arctic odyssey.