ANURA、Ranidae

The Hainan torrent frog is an amphibian of the Anura order, Ranidae family, and the genus Rana. The head is almost equal in length and width; the snout is short and high, protruding from the lower lip; the snout ridge is obvious, and the cheeks are almost vertical; the nostrils are located between the snout and the eyes or slightly near the tip of the snout; the eardrum is very small; the maxillary teeth are well developed, and there are no vomerine teeth; there are two well-developed odontoid processes on the front side of the mandible; the tongue is long and oval, with a deep notch at the rear end. Main distribution province: Hainan Distributed in the following protected areas: Diaoluo Mountain Jianfengling Bawangling (Changjiang, Baisha) Distributed in the following mountains and lakes: Wuzhi Mountain

The frog lives on the west side of the rock with fast-flowing water at an altitude of 800m~850m or on the rock wall where the waterfall falls directly. Adult frogs often climb on the cliffs beside the waterfall during the day, jump into the gaps in the waterfall when disturbed, and hide on the west side of the stone or shrubs at night. The breeding season is from April to August, and the eggs are attached to the rock cracks in the waterfall in groups. Tadpoles live in rapid waters with wide streams, lush vegetation on both sides, and many boulders in the stream, and often cling to the bottom of the rocks.

Listed in the second level of the "List of National Key Protected Wildlife in China".

Endemic to China, distributed in Hainan (Dongfang, Qiongzhong, Wuzhishan, Changjiang, Baisha, Ledong, Sanya, Lingshui).

Lives on rocks beside fast-flowing streams or on rock walls where waterfalls fall at an altitude of 80-850m. Breeds from April to August, with eggs attached to the cracks in the waterfall in groups.

The length and width of the head are almost equal; the eardrum is very small, there are no vomerine teeth, and there are two large odontoid processes on the front of the lower jaw; the back is olive or brown-black, with irregular black or olive spots, and the upper lip has dark and light vertical stripes; the back of the limbs has clear horizontal spots, and there are reticular black spots behind the thighs; the belly is flesh-red. The male frog has no nuptial pads, no vocal sacs, and no male glands.