Caitlin O'Kane is a New York City journalist who works on the CBS News social media team as a senior manager of content and production. She writes about a variety of topics and produces "The ...

In the past few decades, ornithologists have noticed some the birds' yellow feathers have mysteriously turned red. (See National Geographic's backyard bird identifier.) At first researchers ...

A RARE bird has ruffled the feathers ... Males are a striking red with black wings and tails, while the females are olive-yellow. Another avian fanatic from London set a 5.00 am alarm to travel ...

Scientists say the yellow coloring on the bird is connected to lacking proteins, or enzymes. “It’s actually two enzymes. It ...