There are very few breeds of dog that will hold their own against even a single Coyote. Plus most dogs will sleep through the night and will not be effective unless there are sounds that will wake them.
Acording to this article a Coyote can jump an 8ft fence and they have been seen climbing a 14ft chain link fence.
http://www.desertusa.com/june96/du_cycot.html
Acording to this article a Coyote can jump an 8ft fence and they have been seen climbing a 14ft chain link fence.
http://www.desertusa.com/june96/du_cycot.html