Little Known Facts About Horseshoe Crab Blood A Miracle in Modern.
Horseshoe crabs are not real crabs. They're arthropods, and tend to be more intently connected to spiders, ticks, and scorpions. The geologic report demonstrates that horseshoe crab ancestors could be traced back again to all around 445 million yrs back, about 200 million year ahead of the dinosaurs!A lifeless horseshoe crab lies upside down within