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Lobsters: The Unique Crustaceans
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Key Facts In This Video
80% of all known animal species are arthropods. 00:23
The human digestive system is on the ventral (belly) side of the body, whereas the arthropod digestive system is on the dorsal (back) side. 01:25
The genes that determine the locations of the nervous and digestive systems are remarkably similar in all bilateral animals. 02:54