“Then Allah sent a crow digging up the earth so that he might show him how he should cover the dead body of his brother. He said: Woe I! Do I lack the strength that I should be like this crow and cover the dead body of my brother?
So he became of those who regret.”
Holy Quran 5:31
Crow and pigeon are categorized as the smartest birds. They’re able to solve complicated problems and adopt difficult conditions as well.
Also, it has been scientifically proven that crows are able to interment each other.