Meet the recognizable and beloved northern cardinal. Get cardinal bird facts, including why male cardinals are red, and where ...

On February 26, 1926, the Kentucky General Assembly selected the Northern Cardinal as the United States’ first state bird. This step initiated a process that now includes all 50 states (Arizona’s ...

Researchers believe that the cardinal frequenting the Caldwells’ bird feeder in Erie, Pennsylvania, is a rare bilateral gynandromorph, half male and half female. Not much is known about the unusual ...