And there are a lot of different animals that can do this: There's jellyfish, there's squid, there's a whole lot of different crustaceans, there's even fish that can do this.
很多种类各异的生物都有这种能力。 水母，章鱼， 以及各种各样的甲壳类生物。 甚至鱼类也有这种能力。