ouroboros or uroboros as of infinity, eternity and rebirth. snake biting, devouring or eating its own tail

snake ouroboros infinity symbol uroboros allegory ancient animal antique bite circle colored concept devouring eating emblem endless esoteric eternal eternity forever graphic illustration infinite isolated magic magical masonic medieval metaphor drswn drawing mystic mythology occult own rebirth reptile revival ring round serpent sign sketch tail vector white witchcraft