ArvidsGarden

New genetic research suggests the opposite — that sea stars are largely heads that lack torsos or tails and likely lost those features evolutionarily over time.... “It’s as if the sea star is completely missing a trunk, and is best described as just a head crawling along the seafloor"

CNN

" A starfish has five identical arms with a layer of “tube feet” beneath them that can help the marine creature move along the seafloor, causing naturalists to puzzle over whether sea stars have defined front and back ends — and if they have heads at all.

New genetic research suggests the opposite — that sea stars are largely heads that lack torsos or tails and likely lost those features evolutionarily over time.... “It’s as if the sea star is completely missing a trunk, and is best described as just a head crawling along the seafloor"