Who are the parents of Polyphemus the Cyclops?

Polyphemus the Cyclops is the son of Poseidon, the god of the sea, and Thoosa, a sea nymph. In Greek mythology, he is one of the Cyclopes, a race of giant beings known for their single eye and strength. Poseidon's paternity plays a significant role in the stories surrounding Polyphemus, particularly in his conflict with Odysseus.