Bats retune echolocation and use sun’s glow to navigate near and far

Whisking quietly through the night, around buildings, trees and even branches, bats have a keen sense of their surroundings despite darkness. Researchers have known for decades that bats use their sonar-like echolocation to “see” potential obstacles as well as prey. But bats’ execution of their airborne acrobatics often got scientists wondering just how they could be so specific–even while moving at high speeds through dense vegetation. [More]


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