Yoricks skull which appears in act 5 of hamlet symbolizes the Prince obsession with death and decay.
The skull of Yorik simbolizes Hamlet's obsession with death and decay in act 5.
In the Act 5 Hamlet visits the grave yard and finds the skull of a man who worked for his father and who he knew when a child, it brings good memories of Hamlet`s childhood when times were good.
Hamlet remembers the dead in the graveyard. "Alas, poor Yorick," exclaims Hamlet, as he remembers that Yorick was "a fellow of infinite jest, of most excellent fancy," one who "hath borne [Hamlet] on his back a thousand times"
