buzzard

korppikotka

hiirihaukka Any of several Old World bird of prey|birds of prey of the genus Buteo with broad wings and a broad tail.
In North America, a general term for scavenging birds such as the American black vulture (Coragyps atratus), and the turkey vulture (Cathartes aura).
puhekieltä A curmudgeonly or cantankerous man; an old person; a mean, greedy person.
puhekieltä A blockhead; a dunce.
1640, (w), Jacula Prudentum; or, Outlandish Proverbs, Sentences, etc., in The Remains of that Sweet Singer of the Temple George Herbert, London: Pickering, 1841, p. 142,https://archive.org/details/remainsofthats00her

An old man’s shadow is better than a young buzzard’s sword.

It is common, to a proverb, to call one who can not be taught, or who continues obstinately ignorant, a buzzard.