PaleontologistRobertT.BakkertellstheamazingstoryofadayinthelifeofapackofDeinonychus(a.k.a.“raptor“)dinosaurs.Readersfollowthecreaturesastheysingleout,kill,anddevouraninjuredtenontosaur;climbupintoatree;fallasleep;andarethemselvesstalkedbyagiantpredator.Includesanexplanationofhowscientistsstudyrocksandminerals;fossilroots,claws,teeth,andbones;andmodernpredatorstounderstandraptorbehavior.