pigment issues – Mia McPherson's On The Wing Photography

My Leucistic Song Sparrow Sighting

By Mia McPherson|October 15th, 2023|Categories: Birds, Davis County, Farmington Bay Waterfowl Management Area, Leucistic, Song Sparrows, Utah|Tags: aberrant plumage, adult, autumn, fall, leucism, leucistic, marsh, Melospiza melodia, morning, normal, perched, phragmites, phrags, pigment issues, plumage, plumage issue, Song Sparrow, sparrow, sparrows, Utah, wetlands|

My second gobsmack in a week occurred when I spotted a stunning leucistic Song Sparrow while driving slowly along the road at Farmington Bay WMA two days ago.

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Second Winter Bald Eagle With Leucism On Its Forehead, Crown And Throat

By Mia McPherson|February 2nd, 2020|Categories: Bald Eagles, Birds, Leucistic, Summit County, Utah, Wasatch Mountains|Tags: Bald Eagle, branch, crown, eagle, eagles, forehead, Haliaeetus leucocephalus, immature, leucism, leucistic, mountains, perched, pigment issues, resting, second winter, snag, snow, sub-adult, throat, tree, Wasatch Mountains, winter, young|

Yesterday morning I spent some time up in the Wasatch Mountains and I am so glad that I did because I found a second winter Bald Eagle with leucism.

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Water Dance of Leucistic Eared Grebes on the Great Salt Lake

By Mia McPherson|July 22nd, 2017|Categories: Antelope Island State Park, Birds, Davis County, Eared Grebes, Leucistic, Utah|Tags: abnormal pigmentation, brine flies, brine shrimp, Eared Grebe, Great Salt Lake, grebe, grebes, hypersaline lake, leucism, leucistic, Partially leucistic, pigment issues, Podiceps nigricollis, rare, saline lake, water dance|

I will probably never see and photograph so many leucistic Eared Grebes again in my life time as I did yesterday on the Great Salt Lake.

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Partially Leucistic Black-billed Magpie

By Mia McPherson|March 20th, 2015|Categories: Antelope Island State Park, Birds, Black-billed Magpies, Leucistic, Utah|Tags: "piebald" effect, bird photography, Black-billed Magpie, bush, Davis County, flight, flying, landing, leucism, leucistic, magpie, magpies, Partially leucistic, Pica hudsonia, pied, pigment issues|

Last week I photographed some Black-billed Magpies on Antelope Island State Park and one of them was partially leucistic

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Pinto Bean Laughing Gulls

By Mia McPherson|September 8th, 2010|Categories: Bird ID, Florida, Fort De Soto County Park, Laughing Gulls, Leucistic, Pinellas County|Tags: bird ID, gulls, Laughing Gull, leucistic, Leucophaeus atricilla, odd, pigment issues, strange|

On several occasions I have seen and photographed Laughing Gulls that have strange colored markings on their bills and legs. I have assumed that they are partially leucistic though I could be wrong.

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