How to Keep Squirrels Off a Bird Feeder (Never Use the Grease Trick)
Squirrels are persistent enough to make almost any feeder setup feel like a contest, which is why slippery-pole hacks keep circulating online. Grease, cooking oil, and petroleum jelly are poor choices around bird feeders because they can transfer to feathers and interfere with insulation and waterproofing. A safer approach is physical exclusion: place the feeder