Starfish (aka sea stars) are master climbers. These many-armed invertebrates traverse vertical, horizontal, and even upside-down surfaces: it seems no substrate is too rocky, slimy, sandy, or glassy.
Starfish move without a brain by using tiny feet that react locally to pressure and weight during crawling across surfaces.
Starfish, also known as sea stars, are equipped with an almost alien-like anatomy. Despite lacking a brain, blood, and ...
This sped-up video (60x speed) shows the fascinating effect of ArBN on the common starfish (Asterias rubens). While ArBN doesn’t cause complete stomach retraction - it’s about 50% after 6 minutes. A ...
Photograph of a specimen of the common European starfish Asterias rubens with a regenerating arm. Starfish shed arms (autotomy) when attacked by predators and then regenerate a new arm to replace the ...