Tropical sea urchin - Underbelly view showing its mouth

sea urchin underwater echinoderm ocean animal wildlife long under spined sealife spines photo tropics floor america tropical belize undersea life creature spiny seafloor coral caribbean seabed long-spined marine picture underbelly fauna long-spinedurchi water photograph nature diadema red pain nobody vibrant pacific sharp invertebrate beauty one crustacean british columbia spiked blue japanese food spine bristle mouth