I see an orange pumpkin'

1
I see an orange pumpkin.
2
I see a brown squirrel.
3
I see a yellow moon.
4
I see a brown football.
5
I see a red apple.
6
I see a black bat.
7
I see a brown leaf.
8
I see three leaves.
9
I see one jack-o-lantern.
10
I see a white ghost.
11
I see three scarecrows.
12
It is fall!