Wikipedia fact time. If you approach a horse from behind you should make your presence known; a small cough, say "bike behind" or run a Campag groupset.
Where you approach from (quietly) is exactly where a horse's natural predators would pop up from without an invitation. So if horse is not well trained it is likely to have a certain level of protestation when you suddenly appear on it's flank.
Wikipedia fact time. If you approach a horse from behind you should make your presence known; a small cough, say "bike behind" or run a Campag groupset.
Where you approach from (quietly) is exactly where a horse's natural predators would pop up from without an invitation. So if horse is not well trained it is likely to have a certain level of protestation when you suddenly appear on it's flank.
So defo best to make your presence known.