sentences:  A larger class of reptiles were regular secondary prey in East Thrace in Turkey, namely Greek tortoise ("Testudo graeca") and Hermann's tortoise ("Testudo hermanni"), with tortoises altogether comprising 11.1% of the diet by number and 13.7% of the prey biomass.Tortoises can be significant in the diet elsewhere as well, especially in more arid climes.Although snakes do not seem to be typically quantitatively important, eastern imperial eagles have no problem occasionally subduing large snakes, such as Aesculapian snakes ("Zamenis longissimus"), or very aggressive venomous snakes, such as Russell's viper ("Daboia russelii") (the latter taken in their wintering Indian quarters).