This is my version of a DIY ant moat for a hummingbird feeder. I looked them up, and those question-mark-shaped screws are called either 'crown bolts' or 'cup hooks'. Very cheap at a hardware store or Target, etc. ...
by PRAVINA'S ART
by Crafting Hours
by DIY Amazing Crafts
by ParacordKnots
by The Flower Craft
by Gnapika Reddy
by Drawing Class for KIDS