WHAT DOES KING CRAB LEGS MEAN?

Juveniles are regularly hyposmotic to the seawater since they have decreased sodium concentration inside their hemolymph. As the juveniles are more compact, their exoskeleton is more rigid. The adult purple king crabs are hyperosmotic in high salinity and will become hyposmotic in reduce salinity. The hyperosmoticity is due to the upper sodium and