When we ask that, students will instantly tell you that their cat or dog has a brain, and most will say that a mouse or even a small insect has a brain, but almost nobody says that a plant or a tree or a shrub has a brain.
To paklausus, mokiniai iš karto atsako, jog jų katė ar šuo turi smegenis, dauguma sakys, jog pelė ar net mažas vabzdys turi smegenis, tačiau beveik niekas nesako, kad augalas ar medis, ar krūmas turi smegenis.