The First Report of Common Buzzard (Buteo buteo) Infection with Leucocytozoon in Kaleybar Zone, East Azerbaijan Province

The peripheral blood of an injured Common Buzzard (Buteo buteo), which was kept in East Azerbaijan Environment Organization, was collected in August 2011. The blood sample was taken from the brachial vein and transferred to the Laboratory of Parasitology, School of Specialized Sciences of Veterinary Medicine, Science and Research Branch, Islamic Azad University in Tehran. Having stained the blood smears with 5 % buffered Giemsa stain; they were carefully examined under a light microscope with X1000 magnification. It was observed that the bird erythrocytes harbored Leucocytozoon sp. This is a first report of an eagle owl infection with Leucocytozoon sp. in East-Azerbaijan province of Iran.