
In my experience the first sign you get that your dog has farted, assuming it's not the smell, is them looking at you with a guilty expression. They're seldom loud.
( , Sat 5 Oct 2019, 1:38, Reply)

Or maybe they have slack arses, we need ask the Mods, as they touch dogs bums apparently.
( , Sat 5 Oct 2019, 17:54, Reply)