 Image by CDC/Janice Haney Carr, via Wikimedia Commons. Licensed Public domain |
The FleasFlea Flea Insects of the order Siphonaptera For other uses, see Flea (disambiguation). "Siphonaptera" redirects here. For the poem, see Siphonaptera (poem). Flea, the common name for the order Siphonaptera, includes 2,500 species of small flightless insects that live as external parasites of mammals and birds. Fleas live by ingesting the blood of their hosts. Adult fleas grow to about 3 millimetres (1⁄8 inch) long, are usually dark in color, and have bodies that are "flattened" sideways or narrow, enabling them to move through their hosts' fur or feathers. They lack wings; their hind legs are extremely well adapted for jumping. Their claws keep them from being dislodged, and their mouthparts are adapted for piercing skin and sucking blood. Some… (Source: Wikipedia)
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