Lords of the air
Attenborough, Richard, 1926-.
Lords of the air [videorecording] / Richard Attenborough. - Wilmette : Films Inc., 1981. - 1 videocassette (U-matic) (58 min.) : sd., col. ; 3/4 in. - Life on earth [videorecording] ; no.8 .
Naturalist David Attenborough describes the evolution of bird feathers as well as territorial behaviour, courtship display, navigation, and migration of the birds. At the end of the programme he speculate on the extinction of the dinosaurs and why birds failed to inherit the earth
Birds--Evolution.
Birds--Behaviour.
Lords of the air [videorecording] / Richard Attenborough. - Wilmette : Films Inc., 1981. - 1 videocassette (U-matic) (58 min.) : sd., col. ; 3/4 in. - Life on earth [videorecording] ; no.8 .
Naturalist David Attenborough describes the evolution of bird feathers as well as territorial behaviour, courtship display, navigation, and migration of the birds. At the end of the programme he speculate on the extinction of the dinosaurs and why birds failed to inherit the earth
Birds--Evolution.
Birds--Behaviour.