How big can the yellow-headed side-necked turtle grow?

The adult of the yellow-headed side-necked turtle can grow to more than 40 cm, and the maximum nail length can reach 68 cm; the length of the female toenail can reach more than 25 inches (63.5cm), and the male turtle is only half as long as the female turtle. When young, the yellow-headed side-necked turtle is brown, and when it grows up, the back nail will turn gray-black; the abdominal nail is grayish yellow and slightly lead-gray, and some individuals have black spots.

Yellow-headed side-neck turtles, also known as macular side-neck turtles, yellow-striped side-neck turtles, distributed in Venezuela, Colombia, Ecuador, Peru, Guyana, Brazil, Bolivia. It belongs to a tropical tortoise, which is afraid of the cold and cannot hibernate. The water temperature is about 18 ℃ and its food intake is reduced. It is easy to get sick in a low temperature environment for a long time. It is mainly plant-based food, such as water plants, fruits, etc., and also eats some dead fish. It is a very docile water tortoise. It is rare for them to fight and bite each other, but when frightened, they stretch out their heads to attack and resist.