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The ____ is an extinct flying reptile.
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axolotl
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A ____ metamorphoses into a tiger moth.
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blue whale
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The most massive animal that ever lived on Earth is the ____.
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millipede
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An ____ has three hearts, blue blood, and no bones.
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octopus
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A ____ moves slowly with two pairs of legs per segment.
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platypus
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An ____ is a salamander that remains aquatic and gilled.
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pterosaur
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A ____ is an egg-laying mammal that looks like a fuzzy duck.
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woolly bear
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A ____ is a large shaggy ox that roams in Central Asia.
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yak
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