Chunky black fly!

Chunky black fly!

Observation - Chunky black fly! - UK and Ireland. Description: Distinctive rounded black body with brown patch at base of each wing and 'yellow' face, browsing on Hemp Agrimony - Eupatorium cannabinum - growing alongside extensive woodland.

Distinctive rounded black body with brown patch at base of each wing and 'yellow' face, browsing on Hemp Agrimony - Eupatorium cannabinum - growing alongside extensive woodland.