An animal with a skeleton made of glass? A deep-sea glass sponge has been estimated at roughly 11,000 years old. Its silica skeleton is one of nature’s strangest structures. Vida antigua bajo el mar. #poTcasters #OceanLife #GlassSponge

fishing lines, anchors and bottom trawling. Ocean warming and acidification are also damaging to these unique, vital ecosystems and natural wonders.

#linocut #sciart #printmaking #glassSponge