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Beavers: The Master Builders?
David Attenborough narrates a documentary on beavers.
One of nature's most industrious animals, beavers, divert rivers, fell trees and build log cabins. But unlike humans, any one beaver can embody all the skills of a lumberjack, a carpenter, an architect, a surveyor and a hydro-engineer.
Last on
Mon 30 Jul 2007
13:00
成人快手 Two except East, Wales & Yorkshire
