Thick-headed Fly – 7/7/18
Observer: Paul Lauenstein
Observation Date: 7/7/18
Observation Time: 1:45 p.m.
Observation Location: Moose Hill Farm (TTOR)
Common Name: Thick-headed Fly
Scientific Name: Physocephala tibialis
Comments: This family of flies is a parasite of solitary bees, and sometimes wasps. The female grabs the host while in flight and forces an egg between the bee’s abdominal segments.
More Information: NatureSearch