Shown here is the normal plumage of an adult northern cardinal. The female northern cardinal is often thought of as not having a crest like its male counterpart. But the female cardinal does have ...

Fortunately, it's actually very easy to tell the difference between a male and female cardinal. Once you learn the trick for ...

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 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 ...

Wondering if the nest in your backyard contains cardinal eggs? Feel confident in your cardinal egg spotting skills with these tips.

Photograph by Shirley Caldwell Gynandromorphy like that in this cardinal occurs when a female egg cell develops with two nuclei—one with a Z and one with a W—and it’s “double fertilized ...

A crimson-red male sat at the top of the tree and sent out his advertisement to a nearby female. I wait every winter for the first song of the cardinal to pierce the neighborhood with its ...

Only the male cardinal is bright red, whereas the female cardinal is mostly brown with small sections of a muted red. The male cardinal takes his protection duties seriously, defending his ...

It kind of freaked me out as to how accurate your vision was. When I arrived at my house that afternoon, the male and female cardinal was sitting there next to the window you described earlier.

You can easily distinguish adult males and females by color: In contrast to the female's muted plumage, males are bright red birds. (Northern Cardinals get their name from this color, which ...

Cardinal Victor Fernández, the prefect of the Dicastery for the Doctrine of the Faith, announced that the female diaconate will be the subject of a more in-depth study under the impetus of the ...