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.
More Animals Topics to Explore:
The pistol shrimp is feared in the ocean for its ability to hit a prey with air bubbles that travel 82 feet per second, pop at 218 decibels and deliver 8,000 degrees Fahrenheit of heat.
By Katie Carman
These brightly colored crustaceans can smash aquarium glass or quickly cut through a human finger, so whatever you do, keep your distance.
By Stephanie Vermillion
Roly-poly bugs are natural soil conditioners because they process decomposing matter, helping keep your garden soil clean and healthy. And — fun fact — they're crustaceans, not insects.
By Jeremy Glass
The biggest land-dwelling arthropod can crack into everything from coconuts to carcasses, but they're also really vulnerable.
By Jesslyn Shields
The first-ever deep-sea exploration of West Java seas netted more than 12,000 marine creatures, including some new species of crabs, prawns and lobsters.
By Oisin Curran
To boil or not to boil ... that is the question.
By John Donovan
Bruce Lee has nothing on these boxer crabs.
By Robert Lamb
Scientists have discovered for the first time that animals pollinate flowers in the ocean.
By Alia Hoyt
Consider the lobster feces: a new discovery about a midgut membrane and how lobsters consume toxic sea nettles could help develop more sustainable farming practices.
By Christopher Hassiotis
A Massachusetts fisherman recently caught a blue lobster, which had us wondering how rare this crustacean really is.
By Kathryn Whitbourne
Do you think much about the lobster before you crack it open and dip it in butter? These humble animals have some very odd habits. For one thing, they pee out of their faces.
By Shanna Freeman
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.
By Jacob Silverman