This appealing site contains many wonderful photos of vertebrates, invertebrates, and corals found in the Caribbean Sea, Florida Reef, Pacific Reefs, and Red Sea Reefs.

The Linnaean system (1758) classified all macroscopic living organisms as either Animals or Plants, based on whether they moved [anima, with a soul] or not. Thus, Fungi were included as plants. With the invention of the microscope and...