Natural World - Season 15 - Eps 11: Grand Canyon: From Dinosaurs to Dam
Looks at the wildlife that inhabits the Grand Canyon today, and how the ecology of the area has been affected by the building of two huge dams. Originally home to dinosaurs, it is now occupied by a strange mixture of species from bighorn sheep to ravens, lizards and tarantulas.
About Natural World

Title: Natural World
First Air Date: 1983-10-30
Last Air Date: 2020-03-20
Status: Returning Series
Rating: 7.1/10 (from 25 votes)
Language: EN
Seasons: 40
Total Episodes: 543
Network: BBC Two
Genres: Documentary
Production Companies: BBC Studios, BBC Studios Natural History Unit, BBC
Synopsis
Natural World is a nature documentary television series broadcast annually on BBC Two and regarded by the BBC as its flagship natural history brand. It is currently the longest-running series in its genre on British television, with more than 400 episodes broadcast since its inception in 1983. Natural World is produced by the BBC Natural History Unit in Bristol, but individual programmes can be in-house productions, collaborative productions with other broadcasters or films made and distributed by independent production companies and purchased by the BBC. Natural World programmes are often broadcast as PBS Nature episodes in the USA. Since 2008, most Natural World programmes have been shot and broadcast in high definition.
Cast

David Attenborough
Self - Host

John Hannah
Narrator (voice)

Juliet Stevenson
Narrator (voice)