Three Cassiopea, or upside-down jellyfish
Three Cassiopea, or upside-down jellyfish, from Bonaire, Dutch Caribbean, seen from above in the lab at the Department of Invertebrate Zoology at the Smithsonian’s National Museum of Natural History.
[Research supported by National Science Foundation grant IOS 1829158.]
Learn more in the Smithsonian news story Stinging water mystery solved: Jellyfish can sting swimmers, prey with 'mucus grenades'. (Date image taken: unknown; date originally posted to NSF Multimedia Gallery: June 9, 2020)
Credit: Allen Collins and Cheryl Ames
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