A "once-in-a-lifetime” sighting made by a Pennsylvania birdwatcher took internet flight in late February 2021 when photographs claimed to capture a half-male, half-female northern cardinal. The ...

In a backyard in Erie, Pa., an unusual cardinal has appeared, displaying both male and female traits. Scientists say it may be a so-called gynandromorph. By Karen Weintraub A bird hopping outside the ...

PITTSBURGH (KDKA) -- A longtime birdwatcher in Warren County says he had a "once-in-a-lifetime" bird sighting - a cardinal that is half male and half female. "I had a once-in-a-lifetime, one in a ...

Jeffrey and Shirley Caldwell have been attracting birds for 25 years with carefully tended backyard feeders. But the lifelong Erie, Pennsylvania, residents have never seen a creature so wondrous as ...

Editor's note: The video above is from Feb. 2021, and features Andrea Tims who runs a bird sanctuary in Maine. A Pennsylvania man hopped on Facebook, ecstatic to tell everyone he knew about the ...

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 ...

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 ...

The longer winter goes on, with its monochrome palette, leafless branches and profound silence, the more we appreciate the brilliantly red Northern cardinal. Cardinals visit our backyards and feeders ...

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 ...

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 ...

Editor's note: The video above is from Feb. 2021, and features Andrea Tims who runs a bird sanctuary in Maine. A Pennsylvania man hopped on Facebook, ecstatic to tell everyone he knew about the ...