i'm pro-animal, anti-human, in general, but i have: Hyperacusis.
you can laugh or cry or shake your head, but they trigger my PTSD, can drive me to anxiety attacks & stop me breathing. it's totally fucked. they're the worst bird in the world to me...my gramps with hearing loss thought they were his favorite. go figure. only damn thing he could hear.
edit: only in California is a man unafraid of 24/7 air-surveillance but terrorified by a common songbird. And thanks to those who check the wikipedia link-- it's much clearer than I am.