Most the time it is either because humans think it would be cool to burn down the forest, but it really isn't most the animals will die only some can run from it. The other way a forest fire can happen is when there is lightning and it hits the forest the forest catches on fire.....
in the rim of fire or the ring of fire
the fire will go out.
You can't eat fire.
The fire will be put out.
Heli Fire happened in 1980.
Frets on Fire happened in 2006.
Zaca Fire happened in 2007.
Thumb Fire happened in 1881.
Windscale fire happened in 1957.
Return Fire happened in 1995.
Dome Fire happened in 1996.
Laguna Fire happened in 1970.