An Indian fantail -- one of 350 rock pigeon breeds -- displays a type of head crest known as a peak crest. Researchers from the University of Utah and from China, Denmark and Texas identified a single ...

A change in a single gene ruffles the feathers of all pigeons with collars and crests, a new study shows. Many breeds of rock pigeons have these crests, even though they come from different branches ...

A collage of four breeds of pigeons shows two with scaled feet (top) and two with feathered feet, known as muffs (bottom). Top left is a racing homer. Top right is an English Pouter. Bottom left is an ...