POWER AND SYRED / SCIENCE PHOTO LIBRARY POWER AND SYRED / SCIENCE PHOTO LIBRARY
Housefly foot. Coloured scanning electron micrograph (SEM) of the foot of a housefly (Musca domestica). The two claws are used to grip rough surfaces. The hairy adhesive pads, or pulvilli (beneath the claws), allow the fly to cling to smooth surfaces. Magnification: x600 when printed 10 centimetres high.
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