Hydrotaea irritans
Sheep Headfly
Hydrotaea irritans, Sheep Headfly. A fly that occurs in large numbers, tending to buzz around the head in summer. They are implicated in health problems such as mastitis in farm animals, especially sheep.
Photograph detail
Slide 1: Hydrotaea irritans, Sheep Headfly. Whole fly, side view. Collected from West Wood, Redmire. July.
Slide 2: Hydrotaea irritans, Sheep Headfly. Head, side view. Collected from West Wood, Redmire. July.
Slide 3: Hydrotaea irritans, Sheep Headfly. Head, face view. Collected from West Wood, Redmire. July.
Slide 4: Hydrotaea irritans, Sheep Headfly. Wing base and haltere. Collected from West Wood, Redmire. July.
Slide 4: Hydrotaea irritans, Sheep Headfly. Flies around car aerial. West Wood, Redmire. July.