Glorious Indian bullfrog mendhak. Have you ever seen rare yellow frog in nature? Unbelievable mind-blowing frog color, sounds, and the calling system. Really wonderful frog video. #frog #bullfrog #rare A frog is any member of a diverse and largely carnivorous group of short-bodied, tailless amphibians composing the order Anura. The oldest fossil "proto-frog" appeared in the early Triassic of Madagascar, but molecular clock dating suggests their origins may extend further back to the Permian, 265 million years ago. Hoplobatrachus tigerinus, the Indus Valley bullfrog or Indian bullfrog, popular name Asian bullfrog, Asean bullfrog or Asia bullfrog, is a large species of frog found in mainland Myanmar, Bangladesh, India, Pakistan, Afghanistan, and Nepal.