The sex frequently neglected by birders and scientists takes the spotlight in the Audubon Photography Awards’ Female Bird Prize Carlyn Kranking - Associate Web Editor, Science A female American ...

Male cardinals are red. Female cardinals are tan. The odd bird that's been roosting outside John and Shirley Caldwell's kitchen in Erie, Pennsylvania, is an even split of both. Divided down the middle ...

Here’s a fun way to combine both: Gather up a few friends and go birding sometime during the Memorial Day weekend (May 25-27). But — and here’s the challenging part — you’ll only be counting female ...

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 ...

Among birds, females often rule the roost. Not only do females frequently take control in the selection of a mate and over nesting activities, but several female birds also are larger and more ...

When North American ornithologists hear a bird singing, they're likely to assume it's a male. But in many species, the females sing too -- researchers argue that a better understanding of these ...

Kevin Omland is a professor of Biological Sciences at the University of Maryland, Baltimore County. Evangeline Rose is a postdoctoral research associate at the University of Maryland. Karan Odom is a ...

Source: fir0002, via Wikimedia Commons. Traditionally, birdsong has been viewed as a male trait, and this bias has dominated research on the behavior. “For a long time, scientists thought that female ...

Scientists have proposed new and innovative ways to study female bird song that was previously heavily understudied. FEMALE BIRD song has often been explained as functionless, a by-product of ...

The highly unusual “semi-identical” Australian twins reported last week are the result of a rare event. It’s thought the brother and sister (who have identical genes from their mother but not their ...