RT @oceanexplorer: Crinoids, also known as sea lilies, have been around for hundreds of millions of years & are among the oldest fossils on the planet. Make each day in #May a lily bit better by downloading this #crinoid to your desktop.

Get it here: https://t.co/Yaxk8pGPs6

#ocean https://t.co/CsmAccNm2t

NOAA Research

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