How These Hummingbirds Turned Their Beaks Into Swords | ScienceTake

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How These Hummingbirds Turned Their Beaks Into Swords | ScienceTake
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How These Hummingbirds Turned Their Beaks Into Swords | ScienceTake
The hummingbird and the flower, it’s a perfect pear, just look how the long slender build matches the shape of flower, but as anyone with a popular hummingbird feeder knows, these birds are also Furious. The Aztecs knew it there, God of War, was a hummingbird warriors were known to wear their feathers into battle. They were so untie. Scientists working in Columbia have found it for some of these birds. Evolution has actually turned their beaks into swords to study these birds. Research to set up high-speed cameras in the rainforest they recorded interact. It looked like dueling fencers, pretty good moves. There’S the staff for the charges, its rival, like a roasting night or the faint and Perry were the Birds fight it out to beat control one tosses. The other aside and, of course, the pinch and pluck for the birds, use their strong bills to fight and rip out feathers, all hummingbirds fight the male’s had beaks that had been radically reshaped. These were thicker more rigid, often hooked at the end, and in some cases they had Jagged points like rows of teeth. These weaponize bills were much less efficient hooked bill in the serrations, both interfered with the tongue, but then again, a weaponized bill allowed the mails to control access to the flowers, doesn’t matter how well you drink? If you don’t let anyone else near the nectar time, it seems like Bill shaped, was about matching the flower. Now it’s pretty clear. A bird does not live by nectar alone.
In the South American tropics, where hummingbirds must compete for food, evolution has drastically reshaped their bills. They are thicker and more rigid, often with a hook on the end. In some cases, they have jagged points, like rows of teeth — all the better for fighting off rivals!

Read the story here: https://www.nytimes.com/2019/02/05/science/hummingbirds-science-take.html

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