Corals are born in a number of different ways, but most often by mass spawning: all of the individuals of a single species on one night a year, releasing all the eggs they've made that year into the water column, packaged into bundles with sperm cells.
珊瑚可以通过很多种方式诞生， 但通常是通过大量产卵： 所有这些同一类的珊瑚虫个体 在每年的一个晚上， 释放它们当年产的所有卵 到水柱中去， 并和精子细胞打包在一起。