Starfish embryos can spontaneously form into giant, waterborne crystals with exotic properties. These crystals can last for many hours before gradually dissolving as the embryos develop.
Starfish Embryos Observed Forming 'Living Crystals'
During the earliest stage of their existence, starfish can form living crystals with exotic, self-organised properties
Embryos from Patiria miniata starfish, like this one, can form living crystals in water. (Credit: SunflowerMomma)
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