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Ever wonder what a bird sees? If so, read on!
Purple has always been my favorite color. But purple's not just pretty--it's a special type of color. If you look at a rainbow, you won't see purple. That's because purple is what we color scientists call a 'nonspectral' color. 1/n
Purple has always been my favorite color. But purple's not just pretty--it's a special type of color. If you look at a rainbow, you won't see purple. That's because purple is what we color scientists call a 'nonspectral' color. 1/n
Instead of being formed by a single light or mixture of similar lights, purple is formed by simultaneously stimulating our non-adjacent red-sensitive and blue-sensitive cones in our eyes. 2/n 
Since purple is my favorite color, & birds are my favorite animals, I wondered, "Can birds see purple?" Today, our paper led by Dr. Cassie Stoddard with @dylanhmorris @B_G_Hogan @DavidInouye1 Ed Soucy is in @PNASNews that shows that yes, birds can! pnas.org/content/early/… 3/n
