Are houseflies dangerous? | Express.co.uk

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Houseflies don’t eat food like other insects, as they don’t have teeth.

The insects regurgitate their digestive juices onto their chosen meal, which breaks down solids.

Once it has taken on a liquid-like consistency, flies will suck up the mixture with their proboscis.

Flies also taste with their feet, meaning they can cross-contaminate from wherever they landed previously.



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