Conceptualizing a plumage aberration such as leucism, where pigments are prevented from reaching some (or all) feathers (in the case of birds) may be...

There is a Rufous-bellied Thrush in a city park in Sao Paulo, Brazil. Actually, there are loads of them, but one is a slightly...

I was sorting through a large mixed flock of Brown-headed Cowbirds and European Starlings at Fort Tilden on Friday morning when Isaac Grant, the intrepid...

I had the pleasure of heading to the Winter Wings Bird Festival in Klamath Falls, Oregon last month and it was a good time....

In case you were wondering, it’s difficult to type when your hands are clenched in the shape of a man’s neck.   Check out...

Since at least 2009 there has been at least one hypopigmented, or piebald, American Robin living in Alley Pond Park in my home borough of...

This post comes by way of an assignment. After seeing an albino squirrel in a Redgannet post, The Management wrote to me suggesting that...

I am not an ornithologist but this albino finch got my attention.  I suspect that it is an incomplete albino since there is some...