What do you mean, red-bellied tits fly home?

Like home. The red-bellied tit flies home because it likes home. Red-bellied tits are a unique bird in China. Distributed in Gansu, Shaanxi, Hubei, Sichuan and other places, inhabiting alpine coniferous forests or bamboo forests above 2000 meters above sea level. The pattern of this species originated in the south of Gansu Province.