Tortoises and swamp turtles
have dark ornament lengthways of their seams of plastron.
horn-plates have an ornament similar to the hieroglyphics.
live in the rivers and lakes and are diurnal animals. In the night
they rest in a shallow water and surface from time to time in
order to breathe. They spent winters on the bottom of the basin.
As the temperatures are low, metabolism is reduced and the oxygen
demand is at a minimum. They are able to manage to live without
air-breathing. Slow increase of the temperature makes them more
From March to the half of April: then males begin to
mate with females thanks to courtship behaviour.
Spawns of 5-25 eggs are hidden in pits.
Young turtles hatch after 70-130 days.
In the youth turtles eat meat, at the age they eat