Clam moth

Also known as chinese forest frog and China Rana chensinensis, they are amphibians and frogs in the Shui Ze of Songhua River valley in Heilongjiang Province, and they are listed as the "four treasures" in Heilongjiang Province along with bear's paw, flying dragon and Hericium erinaceus. In the cold season, they dive into the water for the winter, and after the vernal equinox, they begin to go ashore and lay eggs to reproduce. The body is fat and strong, the meat is tender and delicious. The dried body and the dried product of oviduct of female frog (commonly known as frog oil) contain fat, protein, vitamins and hormones, and have the functions of tonifying kidney, nourishing essence, moistening lung and nourishing yin, which is a tonic for strengthening the body.
Reprinted with attribution： https://cnlocality.com/(Chinese Specialty Products)