Humans have affected deer by chopping down trees and deqstroying their homes.
So yes humans have affected deer in some ways.
The pollution kills all of the food that they deer eat to live on.
nitrogen
humas can damage the ecosystem
humas use helium to inflate balloons for a party cardon dioxide is a gas humans beathe out
humas can damage the ecosystem
they can fly if you have red bull
well god did him self
pray imantess
46 which is 2N.
they eat humas kill them it is us or them
breathable air with oxygen.
Beaver, raccoon, rabbit, deer, bear, fox, mink, and ermin