Dinosaurs came in all sorts of shapes and sizes, but what was it about three curious prehistoric reptiles that made scientists in the 1840s think they might somehow be linked?
Discover more about the history of dinosaur discoveries: https://www.nhm.ac.uk/discover/how-dinosaurs-got-their-name.html
The Natural History Museum in London is home to over 80 million specimens, including meteorites, dinosaur bones and a giant squid.
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