1) Which of these animals is warm-blooded? a) reptile b) amphibian c) bird d) fish 2) Which of these animals is cold-blooded? a) fish b) mammal c) bird d) bear 3) What does poisonous mean? a) friendly b) colorful c) slimy d) dangerous substance 4) What is NOT a characteristic of mammals a) hair/fur b) cold-blooded c) live babies d) lungs 5) What do frogs' eggs hatch into? a) fish b) tadpoles c) caterpillars d) birds

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