The leukogram of grass snake (Natrix natrix) and diced snake (N. tessellata) in national park «Samarskaya Luka»

The identification and evaluation of the qualitative composition of the leukocyte cell number in the peripheral blood of the grass snake ( Natrix natrix ) and diced snake ( N. tessellata ) habitated in the National Park «Samarskaya Luka» were studied. At the interspecific level leukogram¢s significant differences were not found. In the blood of the grass snake intraspecies differences of leukograms were found in content of basophiles (males - females) and heterophiles (males - immatures).