The larva of the stag-beetle makes the hole in the wood, in which it is to await its metamorphosis, twice as big if it is going to be a male beetle as if it is going to be a female, so that if it is a male there may be room for the horns, of which, however, it has no idea.
Animalia horien egite horretan nabaria da animalia bere gainerako egitean bezala, nahimenak badiharduela: