Starfish do not have arms, but a five-pointed head, study says - The Washington Post

New research in the journal Nature unlocks a mystery on why sea stars have their star shape. But another mystery remains.

Starfish 'Arms' Are Really Something Else Entirely

Starfish arms are their heads, new study suggests - BBC Newsround

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The race to stop starfish from melting into goo - The Washington Post

Scientists Finally Found Starfish's Head — It's All Over the Place

A SMEA Student's Guide to Tidepooling in Seattle

Genetically speaking, starfish have no arms—only a head, Science

After mysterious die-off, sea stars making a comeback – Press Telegram

What happened to sunflower sea star? This lab is working to find out