Tundra Swans
Tundra Swans (whistling Swans) Generally believed orange coloration is due to deposition of iron Oxides on the feathers, thought to take place when birds feed in the water containing the iron salts in solution, rather than feather pigmentation. * Fir Island, Wa.
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Uploaded on February 12, 2019
Taken on February 10, 2019
Tundra Swans
Tundra Swans (whistling Swans) Generally believed orange coloration is due to deposition of iron Oxides on the feathers, thought to take place when birds feed in the water containing the iron salts in solution, rather than feather pigmentation. * Fir Island, Wa.
297
views
11
faves
3
comments
Uploaded on February 12, 2019
Taken on February 10, 2019