Ornithologist Geoffrey Hill, a professor at Auburn University in Alabama, who previously said the yellow northern cardinal was a "one-in-a-million bird" said it is actually more rare than that.

This rare yellow northern cardinal in mid-Michigan is a different species (Cardinalis cardinalis) than the also rare yellow cardinal (Gubernatrix cristata), a South American bird in the tanager ...

The Northern Cardinals scientific name is Cardinalis cardinalis, but cardinals have carried many nicknames depending on their region, including: Common Cardinal, Cardinal Grosbeak, Red-bird ...

"The Christmas Bird Count has been going for more than 100 years, so we have a consistent set of data points that allow us to see different trends in bird populations and avian diversity that give ...

Christmas time is here, and bird is the word. People are turning their eyes to the sky for the 125th Audubon Christmas bird count, the world's longest-running citizen science project.

One statistic from the recent Reading Christmas Bird Count on Dec. 15 that caught the eye of compiler Lucy has nothing to do with birds: There were 61 counters out in the field along with 19 ...

Known as the Christmas Bird Count, this national winter tradition has helped keep a record of bird populations around the U.S. since 1900. Here in Colorado Springs, ...

Owl I want for Christmas: Intruding bird perches atop VA family's Christmas tree A jolly bird came in through the chimney and replaced the star on the tree ...

Christmas Bird Counts help experts track vital info. Bald eagles, Carolina wrens and more were once rare to spot in the Hudson Valley. Christmas Bird Counts help experts track vital info.

This will be the National Audubon Society’s 125th year of conducting Christmas Bird Counts, with counts taking place across the U.S., Canada, Mexico and Central America.

Wherever you are between Dec. 14 and Jan. 5, there’s probably a National Audubon Society’s Christmas Bird Count within reach.

This smart bird feeder camera from Azonanor is a thoughtful gift this holiday season, with its 4k camera, full-color night vision, and bird recognition technology. It’s on sale at Amazon today ...