Assertion: firefly's light | /r/CreatedBy | firefly
Facets:
Source sentences:
text: Interestingly, the light produced by fireflies is cold light.
text: The light produced by the firefly is the most efficient light ever made.
text: The light produced by fireflies can vary in color.
text: A “cold light” (with no ultraviolet or infrared) is produced by fireflies.
text: Light produced by fireflies comes from chemical reactions in the body.