Most birds with bright yellow or red feathers — think goldfinches and cardinals — use pigments called carotenoids to make those colors. "The reason that a bird's egg's yolk is a bright yellow ...

Scientists estimate the male northern cardinal’s genetic mutation that makes it yellow also makes it a 1-in-10 million bird. The abnormally colored songbird is now a part of the couple’s daily ...

A delicate yellow bird comes to life among vibrant leaves, blending soft brushstrokes with intricate details to create a harmonious, nature-inspired masterpiece. The rich hues and flowing ...

Some birds like the Yellow-naped amazons (Amazona auropalliata) that dart across trees from Mexico to Central America also appear to have regional dialects. The findings are detailed in a study ...

A rare bird has been hanging out near Berryville. Shianne Hunnicutt spotted it about a week ago. Yellow bird, being mean to other birds around the feeder. She posted a message on her Facebook page ...