Amazon mud turtle
The carapace of the Amazon mud turtle has no characteristics at the hatchling stage. Some simple lines appear on the yellow carapace. Such color makes it not attract the attention of the public. However, the appearance of the adult Amazon mud turtle changes greatly, and the carapace shows a radiating yellow.
The Amazon mud turtle has a body length of about 27.5 centimeters. The carapace with three vertebral keels is generally long, distinct black, and the rear edge shield has no serrations. The vertebrae of some individuals are more fully developed, but may be flatter than others, or may not remain in the backs of younger individuals.
The tips of the Amazon mud turtle's head and neck are often brown or brown, and are also mixed with some sometimes translucent and sometimes dark patterns. From the picture, yellow Most of the lines. There are nipple-like projections in the throat. The shell is generally brown or tan, and wild individuals are often covered with green algae. The carapace is significantly stretched and relatively high, often consisting of 23 marginal scutes. The top is sometimes slightly concave or flat, and there is an inconspicuous spine along the center of the carapace down to the edge.
The male Amazon mud turtle has a concave plastron, a long and thick tail with hook-like spines at the end, and two rows of deeper patches on the inside of the hind legs. The combined body length is about 15.5 cm, which is obviously smaller than the female's length of 17.5 cm. The female's plastron is flat and bulging, and her tail is shorter.
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