The PLS-5 is designed for use with children aged birth through 7;11 to assess language development and identify children who have a language delay or disorder. The test aims to identify receptive and expressive language skills in the areas of attention, gesture, play, vocal
Physical appearance. Scooby is brown from head to toe with several distinctive black spots on his upper body. He is generally a quadruped, but displays bipedal 'human' characteristics occasionally. Scooby also has opposible thumbs and can use his front paws like hands.
In most incarnations of the series, Scooby is regarded as a unique Great Dane dog who is able to speak in broken English, and usually puts the letter  R  in front of words and noises made. Other incarnations, such as A Pup Named Scooby-Doo, present talking dogs as quite common in the larger fictional universe.eteran H-B voice artist Don Messick was the original voice of Scooby and spent decades working on the character. Scooby-Doo, Where Are You! premiered on CBS on September 13, 1969 at 10:30 a.m. EST and ran for two seasons, for a total of 25 episodes. Its final first-run episode aired on October 31, 1970.