only one brain and only about da size of a walnut!
Its a kind of dinosaur.
Bob the Builder - 1999 Scoop's Stegasaurus was released on: USA: 13 March 2002
it sucked other dinos meat
Neaderthals
No Not All Brains Weigh The Same.Newborns Have Undeveloped Brains That Are About 1-2 Pounds. When The Brains Are Fuly Developed They Are About 3-5 Pounds.
hagfish have 4 heart and 2 brains
a stegasauruses brain is as big as a cats brain
they have 2
like humans octopus only have one brain
Lightning Brains - 2005 1-2 was released on: USA: 3 March 2005
One, and it's about the size of a walnut. Actually, scientists thought for a while the stegasaurus may have had a brain-like structure in it's tail. The expansion of the spinal column in the pelvis gave rise to the incorrect idea that dinosaurs had two brains. Yes, the size of a walnut!