Chameleon Common Loons
A month or so ago, I wrote about seeing loons sporting different colored plumage. I saw loons with a band of deep green on their necks... I saw loons with a band of deep blue on their necks... I saw loons with a black band on their necks. That left me wondering and searching for a reason. I was initially wondering if this was a sign of maturity... adolescence... breeding... or nesting. It turns out it was none of the above. I've found that the appearance of green or blue or purplish bands on some loons is simply due variables such as the angle of the light, wet or dry feathers, and the color temperature of the light. For example, near dusk or near sunrise, the color temperature is a very warm orange or yellow yet the color temperature at high noon is a much colder blue. When you combine these varying lighting scenarios with the angle to wet feathers, you can see different colors. Even when you hold a clean, fresh bird feather in your hand, you can oftentimes see a changing