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Siphonaptera

通用名稱：

Flea

分配：

Every continent except Antarctica, with the greatest diversity occurring in temperate zones

棲息地：

On the bodies of mammals and occasionally birds, also in the soil near concrete sidewalks, porches, and in shaded, damp soil under shrubs

飲食：

Suck blood from animals (adults); dust, host’s fecal matters or dead skin cells (larvae)

全球物種數量：

2,500

香港的物種數量：

6

形態學
（如何識別它們）：

-Wingless
-Laterally compressed body
-Eyes and antennae are imperceptible
-Well developed hind legs
-Piercing and sucking mouthparts

圖表

你可知道 ？

Fleas can find their hosts without good eyesight. They prefer wild animal hosts but will resort to biting people when other animals are unavailable. Adult fleas find hosts by detecting body heat, movement, vibrations caused by movement, and breathing.

畫廊

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