According to the query of viper network, the black-haired snake is the cockscomb snake in Tomb Raider Notes, also known as the pheasant neck. But in many places, we call the tiger-spotted snake a pheasant-necked snake, but it is very different from the cockscomb snake in the novel. Just like the legendary cockscomb snake. The prototype in the novel should be based on folklore, which vividly shows this strange poisonous snake to readers. In addition, this kind of snake is also described in Shan Hai Jing. There seem to be many sayings about this kind of snake friend in ancient times, and maybe it really existed.