A green peafowl displays its tail feathers. YAN QIAN/FOR CHINA DAILY Driven by viral videos from influencers showcasing the perilous and rare beauty of the Ailao Mountains, the once-hidden range in Yunnan province has piqued a wave of curiosity in recent months. The topic "A bird numbering only 1,000 worldwide observed in the Ailao Mountains" was a hit on social …