![](http://www.alamy.com/thumbs/6/07607F9C-F5EA-4FDF-A90D-829296DEEE98/BMFFHY.jpg)
Atlantic Horseshoe crab flipped upside down
Size: 5023px × 3343px
Photo credit: © Cal Vornberger / Alamy / Afripics
License: Royalty Free
Model Released: No
Keywords: amebocyte, birding, birds, blood, blue, compound, crab, decline, declining, endangered, eyes, hard, horseshoe, limulus, lysate, migrate, migratory, nature, polyphemus, shell, wildlife