die Ameise

"It is certain that there may be extraordinary activity with an extreme small absolute mass of nervous matter, thus the wonderfully diversified instincts, mental powers, and affections of ants are notorious, yet theire cerebral ganglia are not so large as the quarter of a small pin`s head. Under this point of view, the brain of an ant is one of the most marvellous atoms of matter in the world, perhaps more so than the brain of man

Charles Darwin, "The Descent of man"

sieh auch Google Books, Seite 51