Don't be deceived by 'Renard'...what he can't jump, he can easily climb...I've taken them out of trees.
@Phill98 As for trying to block a chicken door with bricks...might not even bother. There are many ways that will secure a door that are far superior to a few bricks. The fox is a great digger of dens and can get around rocks and roots that are much more secure than what I reading in this.
Yep. This. When I lived in Los Angeles, saw more foxes than any other time in my life. Several times they were were up on big metal garbage dumpsters, trotting along 6 foot tall brick walls.. sleeping on roofs.. trees...