1. A toad is _______.   a reptile   a bird   an amphibian   a mammal   a fish   Hint Half-n-half Clue   2. A _______ is a vertebrate.   jellyfish   herring   3. A snake is _______.   a bird   a mammal   a fish   an amphibian   a reptile   Half-n-half Clue   4. A shark is _______.   a bird   a reptile   a fish   an amphibian   a mammal   Half-n-half Clue   5. A dolphin is _______.   a vertebrate   an invertebrate   6. An owl is _______.   a mammal   an amphibian   a fish   a bird   a reptile   Half-n-half Clue   7. A _______ is warm-blooded.   lizard   raven