Meet the "Guangxi two-headed snake" – no, it's not a mutant, it's Calamaria incredibilis, a newly documented reptile from southwestern China.

This tiny, nonvenomous snake mimics a two-headed predator by curling into a figure-eight and raising its tail.

Discovered in the Guangxi Huaping Nature Reserve, it's a major find for reptile research and a great sign for China's biodiversity.

Read more: 'Two-headed' snake species discovered in South China

(Liao Mi, Chen Xiaopeng, Mo Xianglong contributed to the story.)