Since they are so small, they are susceptible to excess dietary iron buildup in their system. The oversupply of iron is stored in the liver and is toxic to liver cells. So the refining process which was intended to make sugar white and more attractive has actually removed the iron, making it safer for hummingbirds
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Are Metal Hummingbird Feeders Bad
Feeders that are designed so that the nectar is in contact with metal should be avoided. In such cases, the metal will corrode over time and spoil or taint the nectar. They are much harder to keep clean and bacteria-free
What Is Better Glass Or Plastic Hummingbird Feeder?
The plastic ones are lighter and not subject to breakage, but may contain BPA. However, many prefer glass hummingbird feeders and their long-term durability as opposed to plastic (which can warp, fade and crack over time). And sometimes glass is easier to clean than plastic
Is Iron Toxic To Hummingbirds?
Since they are so small, they are susceptible to excess dietary iron buildup in their system. The oversupply of iron is stored in the liver and is toxic to liver cells. So the refining process which was intended to make sugar white and more attractive has actually removed the iron, making it safer for hummingbirds
What Type Of Hummingbird Feeder Is Best?
Classic Plastic Feeder There's nothing fancy about this backyard staple, but the plastic is easy to clean and the bright red color is extra-attractive to hummingbirds. Plus, many of these classics come with a built-in ant moat, which prevents insects from crawling inside to sample the sweet stuff
