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Scientists Use Leaf Blowers to Study Natural Selection | National Geographic

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Why did scientists put lizards on a stick and blast them with a leaf blower? They wanted to know how hurricanes affect natural selection.
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Before hurricanes Irma and Maria in 2017, scientists went to the Turks and Caicos archipelagos to study lizards. They collected small-bodied anole lizards and set up a hurricane simulation. They created wind using a leaf blower and observed lizards’ reactions. The scientists found that lizards with larger toepads and longer forelimbs could better grasp the dowel, which represented a tree branch a lizard would cling to in a hurricane. Experts say future studies could look at how other natural disasters affect animal evolution.

Read more in “This Secret Skill Helps Lizards Survive Hurricanes”
https://on.natgeo.com/2LmpSXj

Scientists Use Leaf Blowers to Study Natural Selection | National Geographic

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