La vida en la Tierra
Gran Bretaña,
1979, 55 min
Sinopsis(1)
David Attenborough looks at the history of reptiles, the first back-boned creatures to solve the problems of living high and dry on the land. Their waterproofed skin and sealed eggs enabled the mighty reptiles to rule the world. (BBC)
Reparto
![David Attenborough](http://image.pmgstatic.com/cache/resized/w88h116crop/files/images/creator/photos/163/119/163119095_345655.jpg)
David Attenborough (guía)
Gran Bretaña