Description

Over all length 14 - 20mm. The largest of the tachinid flies, looks a little like a bumblebee. The thorax and abdomen are black and very hairy, the head is pale yellowish-white.

Habitat

Woodland edges and heathlands. Lays its eggs on hairy caterpillars.

Status and distribution

Widespread but local in Britain. One record for the reserve.

Best time to see

July to August.