The ocean is full of amazing organisms shaped by evolutionary forces. Meet Tetraplatia, a worm-shaped jellyfish that has retractable swimming "arms". Mouth at the bottom. Gonads just visible inside. #DOIGExpedition2022. More below... pic.twitter.com/xjBOVFAZ1S
— A Collins Zoologist (@collins_noaasi) August 27, 2022
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