Every schoolchild knows the red, red cardinal, but how many adults know anything about this vivid, common bird beyond its name?

Exclusive video reveals half-male, half-female cardinal Birdwatchers in Erie, Pennsylvania, found an incredibly uncommon bird—in their backyard.

Are female cardinals red too? Slightly, but they’re not as vividly red as the male cardinals. The female Northern Cardinal is a prolific singer, even more so than her mate for life.

Does This Photo Show Half-Male, Half-Female Cardinal? In theory, such a bird would also be able to both lay and fertilize eggs.

Male cardinals are bright red while their female counterparts are more muted.

Bird feeders and our non-native landscaping plants give urban male cardinals bright red feathers even when they aren't in good health.

A recently spotted cardinal in Erie, Pennsylvania, that is part male, part female, is a gynandromorph, referring to a mutation that occurs in insects, birds, and even chicken.

Cardinals are getting ready to vote on who the next pope will be, but some have noticed that they seem to be wearing both purple and red.

Vatican City, Oct 25, 2024 / 16:50 pm 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 ...

Peggy Guthrie of rural Long Grove, Iowa, snapped this photo of an unusual female northern cardinal sitting in her weeping mulberry tree.