Trilobites: Things Looked Bleak Until These Birds Rapidly Evolved Bigger Beaks Scientists thought that invasive large snails spelled doom for endangered North American snail kites, until some of the birds started eating them. Share: Facebook Twitter Google+ Stumble Digg Email ThisBlogThis!Share to XShare to Facebook Related Posts:End of the World date REVEALED: Scientists discover date of second BIG BANGAsteroid Oumuamua reveals new secrets about the UniverseCancer hope as tiny camera developed to rid victims of ALL cancer cells in FIRST attemptIs there alien life out there? Scientists find SHOCK clue about extraterrestrial life formWhere Spring Is in Full BloomSurgeon General Urges Americans to Carry Drug That Stops Opioid Overdoses