Oct. 15 (UPI) --Rising acidity levels in the world's oceans are disrupting the shell-making abilities of the marine gastropods. According to a new study, the shells of triton shell sea snails are ...

Sea butterflies flit through the ocean on gossamer wings, each species with a style of its own. These tiny marine snails, or thecosomes, migrate up to surface waters at night to feed and sink to ...

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Shelled marine creatures living in increasingly acidified oceans face a fight for survival as the impacts of climate change spread, a new study suggests. Researchers from the University of Tsukuba, ...

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The striking purple sea snail (Janthina) found after washing up on a beach in La Jolla, California. (Image: Natural History Museum) A rare purple Janthina sea snail washed up on La Jolla beach, ...

Meet the sea butterfly. Unlike most species of zooplankton that occupy the all-important base of the marine food web, this sea snail earned its nickname by behaving more like an insect, fluttering its ...