Directions. Complete the statements below by underlining the correct answer from the given choices in the parentheses. I learned that 1. Vertebrates are animals (with, without) backbone. 2. Fishes have (fins, beaks). 3. Reptiles are animals with ( mammary gland, scales). 4 Birds are vertebrates with (gills, wings). 5. Bats are the only flying (reptile, mammal) 6. Mammals are vertebrates with ( mammary gland, gills). 7. Fishes are vertebrates that live in/on (land, water). 8. Birds use their (beaks, tails) in getting their food. 9 Frogs are examples of (reptiles, amphibians) 10. Snakes are examples of (mammals, reptiles).