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Fiberglass on the beach? Nope, those are sea butterflies

Small sea snails wash up in Volusia County

Sea butterflies on a Volusia County beach on Aug. 1, 2017.

VOLUSIA COUNTY, Fla. – Volusia County beachgoers were confused recently by something unusual washing up on the sandy shores.

Many thought it was fiberglass, but Volusia County Beach Safety said that's not the case.

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Officials said the mini marine organisms are a pteropod called cresis acicula, more commonly known as a sea butterfly.

Currents generated by tropical storms and hurricanes bring the needle-shaped sea snails from their usual home in the warm Caribbean waters to the Sunshine State.

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Sea butterflies use their tongues to propel their cylindrical silica bodies, creating a movement that resembles a flutter.

Though they float like a butterfly, they also sting like a bee. Their sharp bodies can stick into the skin like a splinter and multiple pricks can lead to small, reddish bumps.

Officials say it's not an allergic reaction because sea butterflies are non-toxic.

For more information on things to watch out for at Florida beaches, click here.


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