The light produced by fireflies is bright enough that you can see them from at least a hundred if not more than two hundred feet away. However, they don't make enough light to brighten a room or come close to comparing with a light bulb. Also, they can only make short spurts of light at a time.
it depends if it is bright, if its a bit dark then they might light up! but if it is bright then you wont see them. They always are light up unless they are dead.
Fireflies function due to their chemicals contained inside them, these chemicals work similar to the ones found in glow sticks and luminous paint. These chemicals react when the firefly is in darkness causing a bright light.
but light
Luciferin is a compound that gives the fireflies, and any organism that has it, its light.
I've heard they light when mating...
Fireflies
To attract a mate.
Glow light source
fireflies
yes they do.
There are several insect that can produce light in the thorax. These include: * glow worms * fireflies
Yes, the light emitted by fireflies is considered visible radiation. It falls within the visible spectrum of light that can be seen by the human eye.