While their brains were having an advantage from being able to copy -- lighting fires, keeping fires going, new techniques of hunting, these kinds of things -- inevitably they were also copying putting feathers in their hair, or wearing strange clothes, or painting their faces, or whatever.
Terwijl hun breinen het voordeel hadden te kunnen kopiëren - zoals vuur maken, vuur onderhouden, nieuwe jaagtechnieken, dat soort dingen - gaf dat eveneens aanleiding om veren in je haar te steken te kopiëren, of rare kleren te gaan dragen, of je gezicht te beschilderen, of wat dan ook.