There are more than 52,000 species of Crustaceans in the world which include popular marine animals like lobsters, crabs, shrimp, crayfish and barnacles. Smaller crustacean breathe through their bodies and larger ones breathe through gills.
Although no one can yet tell how old lobsters get, they show no apparent signs of aging. Learn why lobsters live so long and get so big, and what this means for other animals, including humans. See more »
The crustacean belongs to the same major division of the animal world as spiders, lobsters, shrimp and water flies. Take this quiz and learn more about how multi-faceted this group of creatures is. See more »