english: And it opens and closes the shutter so the amount of light coming out of the bottom, which is made by the bacterium, exactly matches how much light hits the squid's back, so the squid doesn't make a shadow.
non_english: Glede na to odpira in zapira zaslonko, da se jakost svetlobe, ki jo bakterije sproščajo na njegovi spodnji strani, natanko ujema s svetlobo na hrbtu, zato pod sabo ne ustvarja sence.