O do you call the animals that do not have backbone? A. Arthropods B. Aquatic Invertebrates D. Vertebrates 2. Which of the following statements describes vertebrate and invertebrate animals correctly A. Vertebrates have a backbone while invertebrates do not have backbone B. Vertebrates are always smaller than invertebrates C. Vertebrates and invertebrates are the same D. Invertebrates always live in the water 3 Why