Monthly Archives: April 2009

More on “Why Horseshoe Crabs?”

The underside of a horseshoe crab is so vulnerable. Turn one over and all the segmented legs grab at the air. Thin plates cover its gills. Two short pincers flank the tiny mouth. On the outer dorsal side, the crab is well-armored, but the underside is unprotected by the shell.  As a girl spending summers…