Not even bats are "blind as a bat"

You've probably come across the phrase "blind as a bat" at some point in your life. But, as it turns out, bats aren't blind. To figure out where this myth started and why it's so popular, The Verge called up Winifred Frick, the senior director of conservation science at Bat Conservation International. Not only are bats not blind, most species aren't the disease-carrying, bloodsuckers we often see on television. In fact, bats play vital roles in ecosystems around the world. An infection called wh...