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50.6 MB (2.7 MB compressed)
4500 x 3934 pixels
38.1 x 33.3 cm ⏐ 15.0 x 13.1 in (300dpi)
STEVE GSCHMEISSNER / SCIENCE PHOTO LIBRARY STEVE GSCHMEISSNER / SCIENCE PHOTO LIBRARY
Gapeworm. Coloured scanning electron micrograph of a female gapeworm (Syngamus trachea) from an owl. Gapeworms are parasitic nematode worms that infect the trachea (windpipe) of certain birds. The resulting disease, known as gape, occurs when the worms clog and obstruct the airway. Magnification: x15, when printed 10 centimetres wide.
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