Research File: About dinosaurs

Four Macronarian Sauropods (© Wikipedia)
Four Macronarian Sauropods (© Wikipedia)

How long have we known about dinosaurs? And what new wonderful discoveries are we still making about these intriguing creatures, who appeared over 200 million years ago and then suddenly vanished about 65 million years ago?

Produced and presented by Anne Blair-Gould
Broadcast 5 July 1993