Assertion: dinosaur's brain | /r/HasProperty | the size of a walnut
Facets:
Source sentences:
text: The brain of Stegosaurus was long thought to be the size of a walnut," said armored dinosaur expert Kenneth Carpenter, director of the USU Eastern Prehistoric Museum in Utah.
text: Stegosaurus had a brain the size of a walnut - only 3 centimetres long and weighing 75 grams.
text: It is often said the brain of a Stegosaurus was the size of a walnut!