Swarm

Swarm

Observation - Swarm. Description: Hawthorns were covered with swarming Fever flies, Dilophus, today. Impossible to get to species from the photo, but almost cetainly D. femoratus, as I have been checking a lot recently and they have all been that species.

Hawthorns were covered with swarming Fever flies, Dilophus, today. Impossible to get to species from the photo, but almost cetainly D. femoratus, as I have been checking a lot recently and they have all been that species.