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.
1 Megaloplankton - planktonic organisms greater than 200 mm in size, which includes jellyfish and salps. 2  Holoplankton - organisms that are planktonic throughout their entire lives - e.g., copepods. 3  Meroplankton - organisms that have a planktonic stage, but grow out of it at some point - e.g., fish and crustaceans.