Editor's note: Jamie Hill was misidentified in a previous version of this story. Longtime birder Jamie Hill of Waterford knew he'd come across something rare when he saw the northern cardinal that ...

Male cardinals are red. Female cardinals are tan. The odd bird that's been roosting outside John and Shirley Caldwell's kitchen in Erie, Pennsylvania, is an even split of both. Divided down the middle ...

Thanks to the developmental fusion of male-female bird twins into one individual, this northern cardinal is half red and half tan -- split lengthwise down its middle -- and is half male and half ...

PENNSYLVANIA (NEXSTAR/WGN) — A longtime birdwatcher in Pennsylvania had what he called a “once-in-a-lifetime” bird sighting — a rare cardinal that appeared to be half male and half female. “I had a ...

A rare half-male, half-female cardinal sighting last week in western Pennsylvania has birders and scientists across the state a-twitter. Seasoned birder Jamie Hill, of Waterford, Erie County, snagged ...

ERIE, Pa. – Longtime birder Jamie Hill knew he'd come across something rare. The Waterford, Pennsylvania, man saw a northern cardinal that appeared to be male on its right side and female on its left.

There’s no flitting around it, this is a rare bird. A cardinal that appears to be half-female and half-male was recently spotted in Pennsylvania. Jamie Hill, a birdwatcher for 48 years, documented the ...

TEXAS, USA — A cardinal caught recently in central Texas has a rare abnormality that causes it to have female feathers on one side of its body and male on the other. The Inland Bird Banding ...

When a homeowner in northern Florida looked out at her bird feeders the first weekend in March, she thought she saw a red-headed woodpecker. There was a brown bird nibbling at the wild bird seed with ...

The northern cardinal seems an obvious choice for Indiana’s state animal. Its vivid red feathers stand out against winter ...

An incredibly rare bilateral gynandromorph Northern Cardinal — essentially, half-female half-male — was cited over the weekend in the Grand Valley area. A similar bird in Erie was featured in the New ...