The relationship of the hard ticks in transmission of some Haemoprotozoa in sheep of Baquba city

The results showed high infection rates by protozoa (Theileria spp, Anaplasma spp) 51.85% and 44.44% respectively in sheep that was coincident with high infestation rate of ticks, while the low infection rate was 6.66% and 3.33% respectively was coincident to high rates of animals without ticks infestation with a significant difference (P< 0.05). The salivary gland of hard tick females of the genera Hyalomma and Rhipicephalus showed that infected with structures resembles to the developmental stages of the blood protozoa with infection rates 73.33% and 57.14% with a significant difference (P< 0.05).