Australian big-headed turtle
The Australian big-headed turtle is scattered in In Australasia (the collective name for Australia, New Zealand and the surrounding islands in the South Pacific Ocean), the carapace is medium gray to charcoal gray without markings. The ventral sides of the plastron, nail bridge, and nail margin are distinctly bright gray and pink. The head is dark gray, with yellow stripes behind the eyes, and a translucent coral-red pattern on the bottom of the lower jaw.
The larval body color of the Australian big-headed turtle is beautiful, and the body color changes after adulthood. The size of an adult turtle is usually no more than 8 to 9 inches.
The Australian big-headed turtle has a smooth, flat rectangular carapace, with 2 to 4 cones concave inwards. When adults, the cones are very wide, and the first cone is The longest shield, the smallest one is the fifth cone shield. The fifth cone shield is in the shape of a trapezoid. The shield on the back of the neck is higher than the scaly tail. The carapace has various colors, ranging from light brown to black. The plastron is very large. The gaped plastron almost covered all the back armor.
The laryngeal shield of the Australian big-headed turtle is very large. The laryngeal shield and humerus shield are separated into two parts, and the two thoracic shields are also partially separated to form a very wide bridge, which occupies the plastron. One-third of the body, the plastron, the armor bridge and the place where the scutes intersect are all black, the head is short, broad and flat, the upper jaw has rough surface skin, and the chin has a pair of tentacles on the neck. Cone-shaped protrusions cover the front surface of the forelimbs with large scales. Males have thicker tails than females.
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