Tell me whether these are insects: ants, cicadas, flies, mosquitos, spiders, scorpions.
ants, cicadas, flies and mosquitos are insects, spiders and scorpions are animals (a class of joint-legged invertebrate animals, i.e. arthropods).
Diga-me se são insetos: formigas, cigarras, moscas, mosquitos, aranhas, escorpiões.
As formigas, as cigarras, as moscas e os mosquitos são insetos, as aranhas e os escorpiões são animais (uma classe de animais invertebrados de pernas articulares, ou seja, artrópodes).