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 ...

A birdwatching couple in northwestern Pennsylvania has documented one of nature's most rare and elusive occurrences. Jeffrey and Shirley Caldwell, two experienced birdwatchers based in Erie, lured of ...

James R. Hill III has marveled at the feathered animals for 48 years, but on Saturday he saw a 'one in a million' bird with bright red like a male cardinal on one side and brownish white like a female ...

The beautiful male cardinal bird in this hilarious YouTube clip is very interested in a female and is not being subtle about it! The obvious way he is checking her out may seem amusing to us, but it ...

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 ...

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 ...

A homeowner in north Florida spotted the rare bird when it stopped for something to eat at her bird feeder, she told McClatchy News. Nick Nicholson via Unsplash When a homeowner in northern Florida ...

Bright red cardinals are commonly part of Christmas cards, holiday decor and the general spirit of wintertime. This bird, called the Northern Cardinal, is North Carolina’s state bird (six other states ...

Holiday images of cardinals on everything from greeting cards to table napkins are so common that the cardinal has been dubbed the “Christmas bird.” I can’t count the number of holiday greeting cards ...