The majority of blackflies (family Simuliidae) are blood- suckers of man and domestic animals. Throughout the vast territory of the Soviet Union, in the steppes

The majority of blackflies (family Simuliidae) are blood- suckers of man and domestic animals. Throughout the vast territory of the Soviet Union, in the steppes

Surprising though it seems, the world faces almost as great a threat today from arthropod-borne diseases as it did in the heady days of the 1950s when global er