no
yes
Humans.
Its a little bigger.
Yes, lion has bigger brain weight of 200 grams than monkey's brain weight of 176 grams.
Yes a lot bigger.
the only difference between their brains is the size because most humans have bigger skulls than dogs so that allows them to have a bigger brain and the bigger the brain the more your brain absorbs the information.
a bigger brain than you
the smartest baby
Human
Yes.
No, his brain was not bigger than normal. Albert Einstein only used much more of his brain than the normal person. If anyone has a bigger brain than someone else, it is only a difference in the body structure, it does not effect intelligence.