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These snakes wiggle up smooth poles by turning their bodies into ‘lassoes’ Kate Baggaley © Provided by Popular Science Biologists discovered a previously unknown form of movement that the brown tree snakes use to climb wide objects, like poles. When the brown tree snake is determined to climb something, it’s pretty hard to stop it. For decades, the invasive reptiles have slithered up trees to feast upon the forest birds of Guam. They did so with such ease that it intrigued biologists. Now, in a new study, researchers put the snakes’ skills to the test with large smooth poles, which are notoriously difficult to ascend. They turned out to be no match for the snakes. In the process, the scientists identified a previously unknown form of movement that the brown tree snakes used to shape their bodies into “lassoes” and pull themselves up the wide metal barriers.The researchers reported on January 11 in the journal

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