Purple sea urchins evolve in a flash to survive growing acidity
Tuesday, April 9, 2013 - 11:31
in Biology & Nature
By Tanya LewisLiveScienceMushrooming carbon-dioxide levels are leading to caustic ocean conditions, but some species, like the purple sea urchin, have the ability to adapt to this changing environment, a new study shows.Researchers grew purple sea urchins (Strongylocentrotus purpuratus) — which are echinoderms (a group that also includes sea stars and brittle stars) with spiky protrusions made of ...