Then Perhaps they are ravens...We watch them come and land on the roof to watch our girls...We can't get rid of them. We have thrown rocks and thought maybe I should let me son target shoot with his bb gun. They are really annoying. My girls run for cover when they come around.
In Utah we have
Cougar
Bear
Raccoon (Too Many)
Eagles
Hawks
Crows (HUGE Crows)
Snakes
Coyote
Wolf (in the area)
Dogs
Cats
Fox
Rats
People
And others I am sure I have missed.