Giraffes, Towering and Otherworldly, Are ‘Vulnerable’ to Extinction The population of the world’s tallest land mammal has dropped by 40 percent in three decades, a report said. Share: Facebook Twitter Google+ Stumble Digg Email ThisBlogThis!Share to XShare to Facebook Related Posts:California to Regulate Energy Use of Desktop Computers and MonitorsSinosphere: China Has Made Strides in Addressing Air Pollution, Environmentalist SaysGiant RIVERS IN THE SKY can wipe out species in an INSTANT – and they’re increasingBIG ONE FEARS: Huge tear on Ring of Fire could lead to CATASTROPHIC earthquakes & tsunamisAs Trump Signals Climate Action Pullback, Local Leaders Push ForwardHalfdan Mahler, Who Shifted W.H.O.’s Focus to Primary Care, Dies at 93