When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Male cardinals are red. Female cardinals are tan. The odd bird that's been roosting outside Jeff ...

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 ...

Source: 12019, Pixabay, free download. I recently read an inspirational and fascinating book by bird expert Rosemary Low titled Female Heroes of Bird Conservation. 1,2,3 As Rosemary notes, ask someone ...