Light, natural light, Sun Astrolabe Blitz blitz lightning Light from certain types of animals that are light in itself, like a Firefly. The electric eel.
Light emanating from the sun, stars, lightning, lightning, lightning, including natural light from a light on the animal itself like firefly electric eel.
Light caused by nature, including sun, stars, lightning, lightning, lightning, the light from some animals with light in themselves, such as firefly, electric eel.