THE 5-SECOND TRICK FOR BLUE BLOOD FROM HORSESHOE CRABS

Although the horseshoe crab's tail appears likely unsafe, it can be not a weapon. As a substitute, the tail is used to proper the animal if it finds alone on its back. The tail can be used being a rudder while the horseshoe crab is swimming.Horseshoe crab fossil: these amazing maritime arthropods have been around for many hundreds of numerous seve