Japanese stone turtles
The appearance of juvenile and adult Japanese stone turtles is very different The carapace of juvenile turtles is brown with inconspicuous markings. However, as the age increases, the carapace of Japanese stone tortoises undergoes great changes, mainly due to the fact that the patterns on the carapace gradually become more obvious.
Japanese stone turtles are basically brown, but the head is slightly lighter, and there are dark freckles on the sides and jaws. There might be a ridge, and there might be a light stripe on it, but probably not. The trailing edge is significantly serrated. The carapace may have clear and characteristic growth rings, and may also have elaborate patterns formed by radiating fine grooves. There is a notch on the plastron.
The head of the Japanese stone turtle is small, light olive, smooth and scale-free, with black uneven freckles on the side of the head, but no light vertical stripes, eyes It is large and energetic, with a notch in the center of the upper beak and an arc-shaped beak extending to the back of the eyes. The neck is flat and long. The carapace of the adult Japanese tortoise is black (like lime). The carapace of the juvenile tortoise is brownish yellow (dark blue). The carapace is oblong with a ridge. The rib is dark black. The carapace of the juvenile tortoise is dark black. The trailing edge is serrated and not noticeable in adult turtles. The carapace length of an adult is 13-18cm. Female turtles are larger than male turtles. The male turtle has a long tail.
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