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Arctic terns, caribou, monarchs, and salmon are ____ animals.
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aquatic
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Manatees, porpoises, seals, and walruses are ____ mammals.
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dorsal
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The ____ (top) shell of a turtle is called the carapace.
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endothermic
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Most millipedes secrete ____ substances for defense.
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migratory
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Owls, bats, and crickets are ____ (active at night).
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nocturnal
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Most birds and reptiles are ____ (egg-laying).
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oviparous
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Most mammals and birds are ____ (warm-blooded).
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poisonous
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The ____ (bottom) shell of a turtle is called the plastron.
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ventral
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