KnowraCharles DarwinLinked fromLinked fromThe 174 pages that link to Charles Darwin, each with the reason it gives.All 174Broader topic 3Related 152Narrower topic 9Compared with 10On the Origin of SpeciesBroader topic: Darwin assembled the book’s argument from decades of observation and research.History of biologyBroader topic: His theory connected diverse biological observations through common descent and natural selection.History of evolutionary thoughtBroader topic: Darwin supplied a powerful mechanism for explaining adaptation and common descent.