Male ruby-throated hummingbirds are aptly named, because their throat feathers (referred to as a gorget) contain tiny platelets that reflect light, and when they catch the sun just right, you see this beautiful ruby display.
Male ruby-throated hummingbirds are aptly named, because their throat feathers (referred to as a gorget) contain tiny platelets that reflect light, and when they catch the sun just right, you see this beautiful ruby display.
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