Cluster fly

Pronunciation
/KLUS-ter FLY/
Category
Taxonomy
Singular
Cluster fly
Plural
Cluster flies

Definition

A common name for several species of flies in the genus Pollenia, known for their tendency to aggregate in buildings during winter.

Etymology

From the observed behavior of clustering together in buildings during winter.

Example

Cluster flies are often found in lofts and other sheltered areas within buildings during the colder months.

Related Terms

Usage Notes

The term 'cluster fly' is a common name for these species and may be used interchangeably with their scientific names.