00430nam a2200085Ia 4500008004100000245001100041300023600052650001300288856004300301170517s9999    xx            000 0 und d  aEvolve  aIt's a tough, violent, and lethal world out there, and it’s been that way since the dawn of time. Roughly 99 percent of all species have become extinct. What enabled that other one percent to survive the cutthroat competition?...  xScience.  uhttp://topdocumentaryfilms.com/evolve/