cluster fly

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Related to cluster flies: House flies

cluster fly

n
(Animals) a dipterous fly, Pollenia rudis, that tends to gather in large numbers in attics in the autumn: family Calliphoridae. The larvae are parasitic in earthworms
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
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Cluster flies used to bother me in May and the fall.
In the spring, it is the time to pest-proof the areas where overwintering pests like cluster flies, brown marmorated stink bugs, box elder bugs and multicolored Asian lady beetles have used to access structures to be sealed.
'Cluster flies,' said Ben, opening the other window and waving another dozen flies out of the frame.
I do not want to allow cluster flies (or any other pests) into the house through an added vent.
In this context, e damage would include such o c perations r as treatment r with toxic o chemicals found in wood preser r va r tive i s, or chemicals used to eradicate r pests, such c as cluster flies.
THE country was infested with cluster flies this winter, it has been revealed.
Overwintering flies include cluster flies, which often overwinter in attics or upper walls of homes and buildings.
In the first episode, workers face an infestation of mice, litterpickers have a bad day and a pest controller deals with cluster flies and rats.
In the first episode, two workers contend with an infestation of mice during a house clearance, a pair of Wolverhampton litter-pickers have a bad day and a pest controller in the Cotswolds deals with cluster flies and rats.
You probably have cluster flies. They're about 5/16 in.
But the Manor House in Little Marlow, Bucks, is home to a colony of cluster flies. It will only cost Mel pounds 500 to get rid of them - a lot less than the pounds 3million pay-off Jimmy's after.