Final answer:
Rhea, the mother of the gods in Greek mythology, was identified with the Phrygian goddess Cybele, who was associated with wild nature and fertility.
Step-by-step explanation:
The Phrygian goddess that Rhea was identified with is Cybele. In ancient mythology, Cybele is known by several names including Mater Idaea, which links her to Mount Ida in Anatolia. She was worshipped with vibrant rituals that included drumming and dancing by followers such as the Curetes and the Galli priests. The figure of Cybele is prominent in Phrygian and Greek culture, wherein she embodies the earth mother and is often associated with wild nature, mountains, town and city walls, fertile nature, and wild animals.