Leucism is a condition caused by a genetic mutation that results in the loss of all types of pigmentation—the affected areas can be either entirely white or a pale, washed out shade of the expected coloration.
Photo by Gary Shackelford
Friday Feathered Feature
Showcasing a different bird species each week
At Fair Meadows Sanctuary, the Swamp Sparrow is a common migrant and summer resident. The occasional winter birds that I have seen are invariably found feeding on invertebrates in the shallows of a pond that has year-round open water due to brisk upwelling from underground springs.
Photo by Gary Shackelford