Svientists find 57 million year old "hero bug" in deep cave

http://www.npr.org/sections/goatsandsoda/2016/12/10/504691357/million-year-old-hero-bug-emerges-from-cave?utm_source=npr_newsletter&utm_medium=email&utm_content=20161218&utm_campaign=bestofnpr&utm_term=nprnews