FASCINATION ABOUT HORSESHOE CRAB BLUE BLOOD

Even though the horseshoe crab's tail looks possibly harmful, it really is not a weapon. Alternatively, the tail is used to appropriate the animal if it finds by itself on its back. The tail is also used as a rudder while the horseshoe crab is swimming.Horseshoe crab fossil: these incredible maritime arthropods have existed for many a lot of yrs!A