Eukaryote
flea Audio
flea [ flee ]
Subclass of:
Holometabola
Definitions related to fleas:
  • (siphonaptera) An order of parasitic, blood-sucking, wingless INSECTS with the common name of fleas.
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2025
  • (siphonaptera) Fleas are small and wingless; usually are ectoparasites on birds or mammals; adults feed on the blood of the host and lay eggs in the host or the dirt of the host nest.
    CRISP Thesaurus
    National Institutes of Health, 2006
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