In fact, puppies acquire 70 % of their adult brain mass by 6 weeks of age and have 90 % by 12 weeks of age. (eukanuba.com)
Rather, scientists look at brain mass relative to body mass in order to make any speculation about a creature's cognitive abilities. (livescience.com)
It is a lack of brain mass, because the greatness of leadership is in its ability to transform the society just like the wise Emiratis, Saudis, Qataris etc have done to their countries. (punchng.com)