Is it a bird or a butterfly that Lao Yan flies? Introduction of Lao Yan's Flying
2. shrike, also known as white snail bird, shrike head or hubra, is an important insect-eating bird. Most of them live in open woodlands in hills and are common birds in China. When the ancients saw the shrike flying east and the swallow flying west, the two birds parted ways, so they had the feeling of "flying east and the shrike flying west", which was used to describe the breakup or parting of lovers, lovers and friends.
3. In particular, shrike and swallow are migratory birds, which migrate with the change of seasons, so they have become synonymous with "parting" in the eyes of the ancients. For example, there is a saying in Wang Shifu's "The West Chamber": "His song has not passed, my meaning has passed, and the shrike flies to the west."