Sea Urchin, Channel Islands Photograph by Lindsey Hesla, My Shot Sea urchins brandish their spines on the seafloor near the Channel Islands. Scientists recently discovered that the eyeless invertebrates “see” by detecting light with their spines.
DIY: HOW TO MAKE JELLYFISH AIR PLANTS- Supplies: transparent string sea urchins air plants crimp beads flat nose pliers scissors- Don’t forget to submerge the plant in water for 2-3 hours every two weeks!
Sea urchins are spiny, hard-shelled creatures that live on rocky seafloor on different depths, from shallow waters to great depths. Description from kimmode123.blogspot.com. I searched for this on bing.com/images
Jean Baptiste (Pierre Antoine) de Monet, Chevalier de Lamarck [1744-1829], Echinus 136—Tableau Encyclopédique et Méthodique des Trois Regnes de la Nature, Paris 1791-1798. From the pattern library of WikiMechanics.org. Photograph by D Dunlop.