Gape worm ( Syngamus trachea ) lives in the birds’ trachea where they are attached to the mucous membrane. In case of severe infection, breathing problems may occur.
Cause: The parasite; Syngamus trachea.
Species : Chicken birds, seals, pigeons and more.
Spreading : Directly via eggs, with larvae or via gap machine-infected earthworms, snails or insects.
Distribution : Worldwide.
Seasonal occurrence : Summer.
![](https://datashare.ed.ac.uk/bitstream/handle/10283/2135/5319.jpg?sequence=4&isAllowed=y)
![](https://datashare.ed.ac.uk/bitstream/handle/10283/2135/6913.jpg?sequence=6&isAllowed=y)
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These photos are published with permission from the University of Edinburgh