CHARACTERISTICS: body hidden in a wide and flat carapace; variable colour, from dark-green to light-grey; pointed nose. FOOD: plants and invertebrates; occasionally fish and amphibians. ECOLOGY AND BEHAVIOUR: watercourses with slow current or puddles with abundant vegetation; uses stream banks and stones for sun-exposure; in the drought period stays buried in mud; female lays one to twelve eggs in a hole above the water level.
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