Horrible but True
Natural World
Dangerous Waters
Hunters and Hunted
Weird Plants
Prehistoric Life
Natural Disasters
History
Exploration
Unusual Events
Nutcase
S
tegosaurus weighed 3.93 tons, but its brain was about the size of a walnut.
The skeleton of a Stegosaurus
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Book:
Horrible but True
Section:
Natural World
Chapter:
Prehistoric Life