Plot: With incredible underwater footage, David Attenborough reveals the true nature of the hippopotamus – an animal that cannot swim yet is utterly dependent on water.
Cast
David AttenboroughSelf - HostDavid Attenborough was 92 in Natural World - Season 39 - Hippos: Africa's River Giants (Episode 2).
Birthday: Sat, May 08 1926
John HannahNarrator (voice)John Hannah was 56 in Natural World - Season 39 - Hippos: Africa's River Giants (Episode 2).
Birthday: Mon, Apr 23 1962
Juliet StevensonNarrator (voice)Juliet Stevenson was 62 in Natural World - Season 39 - Hippos: Africa's River Giants (Episode 2).
Birthday: Tue, Oct 30 1956
David AttenboroughNarratorDavid Attenborough was 92 in Natural World - Season 39 - Hippos: Africa's River Giants (Episode 2).
Birthday: Sat, May 08 1926