Kerry Brougher, Director of the Academy Museum, said that Junkyard Bruce will be an 'extraordinary addition' to the museum. Pictured above, a scene from Jaws. Jaws was a major hit for Universal Pictures, and made a name for director Steven Spielberg. Pictured above is a scene from the 1975 film.
Page 1 â Crustaceans â bugs of the sea. Crabs and crayfish are crustaceans, a subdivision of arthropods â the large group of animals without backbones (invertebrates) that includes insects, spiders, mites, scorpions and springtails.Arthropods have jointed legs and a hard outer shell that acts as a skeleton.rabs and crayfish are crustaceans, a subdivision of arthropods â the large group of animals without backbones (invertebrates) that includes insects, spiders, mites, scorpions and springtails.
Total Number of Species Estimated in the World. 1  Arachnids are spiders, mites and scorpions. 2  Molluscs are shellfish, snails and squid. 3  Crustaceans are crabs, shrimp and lobsters. 4  Echinoderms includes starfish, sea urchins and sea cucumbers. 5  Others includes worms, centipedes, sponges and jellyfish.