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Horseshoe Crabs!

Horseshoe Crabs!. Mollie Phelps. Horseshoe Crabs. Enjoy living in shallow salt water with sandy floors They burrow in the sand and scavenge for food Delaware bay is the largest spawning area for horseshoe crabs in the world! .

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Horseshoe Crabs!

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  1. Horseshoe Crabs! Mollie Phelps

  2. Horseshoe Crabs • Enjoy living in shallow salt water with sandy floors • They burrow in the sand and scavenge for food • Delaware bay is the largest spawning area for horseshoe crabs in the world! A photo of my pet horseshoe crab ‘Seabiscuit’ photo credit: Tony Rossignuolo

  3. Horseshoe Crabs: Living Fossils • Horseshoe crabs are closely related to trilobites which have not existed in 544 million years • Horseshow Crabs are not crabs at all they are related to spiders and crustaceans but are in a class all their own: merostoma • There are four different species of horsehoe crab, although they look similar and are similar they live in different regions of the world. http://horseshoecrab.org/nh/species.html

  4. Medical Uses! Medical Uses! • Horseshoe crabs have special blood that is used to test if harmful pathogens are present in vaccines and other IV drugs, • Horse crab blood reacts to pathogens that do not die in steam cleaning. • Horseshoe crabs are bled and then returned to the ocean and there blood regenerates. http://www.britannica.com/EBchecked/media/117213/The-horseshoe-crab-has-compound-eyes-that-appear-to-have

  5. References: • http://horseshoecrab.org/med/med.html • http://www.britannica.com/EBchecked/media/117213/The-horseshoe-crab-has-compound-eyes-that-appear-to-have

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