How do China grass turtles view their age?

1. Observe the spots on the tortoise's abdomen. There are irregular circles on each spot, and several circles indicate the turtle's age.

2. Pay attention to the concentric ring on the turtle's back. The number of concentric rings plus 1 is the age of the turtle.

3. Measure the weight of the tortoise. About 1 5g is1year; About 50 grams is 2 years old; /kloc-about 0/00 grams is 3 years old; About 200 grams, four years old.

4. Measure the length of the tortoise shell. 1 year-old tortoise carapace length is less than 6 cm; The tortoise 1 to 3 years old has a length of 6 to 10 cm; The length of the carapace is greater than 10 cm, and it is an adult turtle.

5. Observe the color and clarity of the lines on the turtle's back. The grain color is black and clear, and the age is long; The texture is light in color, unclear and long in age.