What's in a blue jay feather? As it turns out, less color than you'd think. We asked an expert to explain why blue jay feathers aren't blue. The post A Blue Jay Feather Isn’t Really Blue ...

Blue Feathers Under the Microscope Are Not Blue. Posted: April 22, 2025 \| Last updated: June 14, 2025. More for You ...

The blue jay this feather once belonged to was already in the process of gaining a shiny new version of itself. But the time between old feathers and new is hard for birds.

The feathers of birds like blue jays and indigo buntings have contain tiny, randomly-arranged structures that scatter light. Certain wavelengths dominate the scattering to create the color that we ...