C282 Zhiji Asked Curiously(3)

"I'm curious, why do you say it's a Yuyan? What are its distinguishing features?"

The Yuyan is the fastest flying bird, often catching insects mid-air. Among all terrestrial birds, the Yuyan is the most adept in flight. Even without migrating, they cover hundreds of kilometers daily in search of food. Plus, they are migratory birds.

They fly incredibly fast and for extended periods