1) Mammals have... a) scales b) fur c) gills 2) Reptiles have... a) scales b) fur c) wings 3) Fish have... a) wings b) bones c) no bones 4) Amphibians are... a) birds b) reptiles c) cold-blooded 5) Birds... a) lay eggs b) have gills c) are cold-blooded 6) Birds have... a) fangs b) fur c) feathers 7) Mammals... a) give birth b) lay eggs c) have scales 8) Mammals make... a) birds b) milk c) reptiles 9) Frogs go through... a) trash b) stone c) metamorphosis 10) A whale is a... a) fish b) reptile c) mammal

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