HAVE TEN EYES OCEAN DWELLERS REALLY OLD SPECIES SHELLS SHAPED LIKE HORSESHOES EAT CLAMS AND WORMS SHORELINES ARE WHERE THEY LAY EGGS HAVE 5 PAIRS OF WALKING LEGS ONLY 4 SPECIES IN THE WORLD EVERY HORSESHOE CRAB HAS 3 BODY PARTS
CAN USE THEIR TAILS TO FLIP OVER RESIDE IN Delaware Bay ARTHROPODS BREATHE WITH BOOK GILLS SCIENTIFIC NAME IS LIMULUS POLYPHEMUS