|Lemurs, gibbons, baboons, chimps, and humans are ____.
|Nematodes are roundworms. Flukes and tapeworms are ____.
|Arachnids, crustaceans, insects, and myriapods are ____.
|Centipedes (flatten bodies) and millipedes (cylindrical) are ____.
|Wolves, dogs, foxes, and jackals are classified as ____.
|The scientific study of fossilized animals and plants is ____.
|Earthworms and leeches are ____ (segmented worms).
|There are several invertebrate ____ within the animal kingdom.