Image Gallery: Stunning Dual-Sex Animals

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One bird's brain

Zebra finch gynandromorph

(Image credit: Robert Agate, Courtesy PNAS)

On the wings

Rose-breasted grosbeak gynandromorph

(Image credit: Carnegie Museum of Natural History)

This rose-breasted grosbeak has the red wing lining of a male on one side and the yellow wing lining of a female on the other. It was captured during a bird banding effort.

Wynne Parry
Wynne Parry
Wynne was a reporter at The Stamford Advocate. She has interned at Discover magazine and has freelanced for The New York Times and Scientific American's web site. She has a masters in journalism from Columbia University and a bachelor's degree in biology from the University of Utah.