Assertion: old world hookworm | /r/HasProperty | specie
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Source sentences:
text: An·cy·los·to·ma du·o·de·na·'le the Old World hookworm of humans, a species widespread in temperate areas, in contrast to the more tropic distribution of the New World hookworm, Necator americanus, which is the only hookworm found in the U.S.
text: The Old World hookworm of humans, a species widespread in temperate areas, in contrast to the New World hookworm, Necator americanus, which has a more tropical distribution.