#10 Horseflies appear in late spring, when the air temperature rises to 15 degrees.
#11 Horsefly is not a parasitic insect.
It only feeds on blood but does not lay eggs in the human body, which makes it different from the gadfly.
#12 For life, they need moisture, in this regard, the halo of their habitat is located near water bodies.
It often happens that even the larvae begin their development in the water. An adult is always in flight.