It's all about bacterial growth. Sunlight plays a big role and not boiling the water you use for food. I've had them out for years and have never noticed any problems. 🤷♀️
As long as you don’t see any ded hummingbirds , that’s good
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I would be so upset 😭. I've only noticed more each migration, lol.
Right?! I’m so glad that you’re telling me this 🥹
