audio: The echolocation calls of this Mexican free-tailed bat speed up as it hones in on an insect prey, thus allowing it to update its 'sonar screen' rapidly in the last moments of an attack. Sounds were slowed 20x to make them audible to humans. This material relates to a paper that appeared in the 7 November 2014 issue of Science, published by AAAS. The paper, by A.J. Corcoran at Wake Forest University in Winston Salem, NC, and colleagues was titled, 'Bats jamming bats: Food competition through sonar interference.' view more
Credit: [Credit: Aaron Corcoran]