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Walking with Dinosaurs

Sea Monsters: A Walking With Dinosaurs Trilogy

Episode 1: Dangerous Seas

Duration: 30 minutes

on BBC One Wales

First programme with this trilogy about dinosaurs, zoologist Nigel Marven time travels to visit deadly creatures of the prehistoric oceans including sea scorpions, giant squid and placoderms. Show more

BBC One Wales

About BBC One

BBC One is a TV channel that started broadcasting on the 20th April 1964. It replaced BBC Television.

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