How do starfish grow?

At that stage, the budding starfish is a larva that can swim. Images by A. Migotto/Center for Marine Biology, University of São Paulo. After a few more days of growth, “you have a very developed larva, almost a small starfish,” Migotto says. The organism is recognizably stellar in shape, with plump suckers and stubby arms. read more

A certain starfish has been in the news lately. He is called the crown of thorns and he is a whopper. Often he grows to be more than a foot wide and experts say that he may be growing bigger than usual. read more