Warren starts molting in the spring too, you’ll just start by seeing a white feather here and there around the mansion and picking it up. Soon your following a path of feathers scattered throughout the mansion till you find Warren sitting on the couch with kind of scraggly looking wings muttering curses and picking a twisted feather out and flicking it away. Later Warren finds you with very familiar white feathers braided in your hair smiling innocently at him making him blush and (clumsily) fly away