#parasite  an animal or plant that lives in or on a host (another animal or plant); the parasite obtains nourishment from the host without benefiting or killing the host
  exclusion:  host.living_thing
  supertype:  living_thing__organism__being  a living (or once living) entity that has (or can develop) the ability to act or function independently
  subtype:  endoparasite__entoparasite__entozoan__entozoon__entozoa__endozoa  any of various parasites that live in the internal organs of animals (especially intestinal worms)
  subtype:  ectoparasite__ectozoon__ectozoa__epizoa  any external parasitic organism (as fleas)
     subtype:  flea  any wingless blood-sucking parasitic insect noted for ability to leap
        subtype:  Pulex_irritans  the most common flea attacking humans
        subtype:  dog_flea__dogflea__Ctenocephalides_canis  flea that attacks dogs and cats
        subtype:  cat_flea__catflea__Ctenocephalides_felis  flea that breeds chiefly on cats and dogs and rats
        subtype:  chigoe_flea__chigoe__chigger__Tunga_penetrans  small tropical flea; the fertile female burrows under the skin of the host including humans
        subtype:  sticktight_flea__sticktight__Echidnophaga_gallinacea  parasitic on especially the heads of chickens
  subtype:  parasitic_plant__parasiticplant  plant living on another plant and obtaining from it organic nutriment
     subtype:  parasite_yew__Parasitaxus_ustus  rare and endangered monoecious parasitic conifer of New Caledonia; parasitic on Falcatifolium taxoides
     subtype:  buckleya__Buckleya_distichophylla  parasitic shrub of the eastern United States having opposite leaves and insignificant greenish flowers followed by oily dull-green olivelike fruits
     subtype:  bastard_toadflax__bastardtoadflax__Comandra_pallida  woody creeping parasite of western North America having numerous thick powdery-looking leaves and panicles of small dull-white flowers
     subtype:  rabbitwood__buffalo_nut__Pyrularia_pubera  shrub of southeastern United States parasitic on roots of hemlocks having sparse spikes of greenish flowers and pulpy drupes
     subtype:  mistletoe__Loranthus_europaeus  shrub of central and southeastern Europe; partially parasitic on beeches, chestnuts and oaks
     subtype:  Arceuthobium_pusillum__American_mistletoe  small herb with scalelike leaves on reddish-brown stems and berrylike fruits; parasitic on spruce and larch trees
     subtype:  flame_tree__flametree__fire_tree__Christmas_tree__Nuytsia_floribunda  a terrestrial evergreen shrub or small tree of western Australia having brilliant yellow-orange flowers; parasitic on roots of grasses
     subtype:  Old_World_mistletoe__mistletoe__Viscum_album  Old World parasitic shrub having branching greenish stems with leathery leaves and waxy white glutinous berries; the traditional mistletoe of Christmas
     subtype:  false_mistletoe__falsemistletoe__mistletoe  American plants closely resembling Old World mistletoe
        subtype:  American_mistletoe__Phoradendron_serotinum__Phoradendron_flavescens  the traditional mistletoe of Christmas in America: grows on deciduous trees and can severely weaken the host plant
     subtype:  hemiparasite  a parasitic plant that contains some chlorophyll and therefore is capable of photosynthesis

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