Goddess Shakthi Parvathi is the manifestation of divine feminine creative power, sometimes referred to as 'The Great Divine Mother' in Hinduism. On the earthly plane, Shakti most actively manifests through female embodiment and creativity/fertility.
This depiction of Kali and Shiva references the human experience of death. Kali, who represents dissolution mates with Shiva, who represents creation. She drives him mad and he forgets who he is. For a time, Shiva is lost. Such is death.
Statue of Goddess Durga. The word Shakti means divine energy/force/power, and Durga is the warrior aspect of the Divine Mother/Brahman(Supreme Absolute Godhead). As a goddess, Durga's feminine power contains the combined energies of all the gods.