Discover and read the best of Twitter Threads about #hummingbirds
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This pair of #hummingbirds are throwing down hard. (A Nikon z50 truly amateur hour #Nature #Photography Thread) 
I'm not sure who instigates more, this one is often the most egregiously aggressive and I have seen it knock the other one to the dirt. (#nature #photography #hummingbirds)
This one tried and found out when it was literally picking itself up out of the dirt. That's what made em grab my camera because that shit had to hurt. (#nature #photography #hummingbirds)
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
