What is the idiom to describe birds returning to their nests for food?

Pronunciation: cí w ū f m: nb incarnation

Meaning: kindness: support; Ciwu: a kind of crow, which is said to feed its mother back; Feedback: Black boy grows up and feeds his mother. Metaphor children repay their parents' parenting.

Source: Yuan Anonymous's "Xuebao recognizes the mother" is the second fold: "As the saying goes, the horse has the reins, and the dog has the grass. When you step on the street, you are grateful."

As the saying goes, horses can hang their reins to save lives, dogs can get wet and put out fires, and Ciwu can feed their mothers back.

Usage: as object and attribute; Refers to repaying parents.

Extended information similar words: old beef calf

Pronunciation: l m 4 o ni ú sh ú d ú

Meaning: The old cow licks the calf. Metaphor parents love their children. In the Eastern Han Dynasty, Yang Biao was weak because his son Yang Xiu was killed by Cao Cao. Cao Cao asked him, and he said, "I still cherish the love of the old calf."

Source: Southern Song Ye Fan's Biography of Yang Biao: "Zi (Yang) was killed by Cao Cao; When Cao Cao saw the tiger, he asked, Why is Gong so thin? Yes:' I am ashamed of my foresight; I still cherish the love of an old calf. ”"

His son Yang Xiu was killed by Cao Cao. Yang Biao is very sad. His body is getting thinner and thinner. Cao Cao asked him, "Why is Yang Gong so thin?" Yang Biao sighed and said, "I'm ashamed. I don't have the foresight like Jin Ridi. Now I still have the heart to love my son like an old cow licking its own children!"