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Sloths, koalas, and most chameleons are ____ (tree-dwelling).
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aquatic
|
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Manatees, porpoises, seals, and walruses are ____ mammals.
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arboreal
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Owls, bats, and crickets are ____ (active at night).
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dorsal
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Corals and sponges are ____ (surface-attached) animals.
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nocturnal
|
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Most roundworms are free-living. Most flatworms are ____.
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parasitic
|
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Cobras, vipers, scorpions, and centipedes are ____ predators.
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sessile
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The ____ (bottom) shell of a turtle is called the plastron.
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venomous
|
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The ____ (top) shell of a turtle is called the carapace.
|
ventral
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