A fallen [dead] tree does not rust. Rust is a term specifically applying to the oxidation of Iron and some compounds of Iron. The breakdown [biodecompositon] of trees and other plant materials is accomplished by the action of living microbial "critters" that eat and digest the plant materials resulting in different compounds.
No.
No, the word 'fallen' is the past participle of the verbto fall (falls, falling, fallen, fell). The past participle of the verb is also an adjective (a fallen tree, the fallen leaves).
It is a tree where people throw their shoes up in trees. I believe the Amboy Tree has fallen down. But I was in the area in the fall of 2011 and noticed a fallen shoe tree along the road. Not certain if it was the actual Amboy Shoe Tree or not.
log
pog log
scar
cork layer
When a tree is bare of leaves it is dormant and is not making food.
leaf scar
Nest in a Fallen Tree, in (1967)
BIOTIC fACTOR
Your answer depends on who owns the tree. Read your governing documents to determine its ownership.