FASCINATION ABOUT HORSESHOE CRAB BLOOD CHEMICAL

Even though the horseshoe crab's tail looks possibly hazardous, 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 amazing maritime arthropods have existed for countless an incredi