▁in ▁Europe . ▁Dar win ▁assist ed ▁and ▁made ▁full ▁use ▁of ▁the ▁collections , ▁sp ending ▁hours ▁studying , ▁taking ▁notes ▁and ▁stuff ing ▁animal ▁spec im ens . ▁ ▁Even ▁medical ▁lect ures ▁proved ▁of ▁some ▁use . ▁In ▁January ▁ 1 8 2 6 ▁Dar win ▁had ▁written ▁home ▁compla ining ▁of ▁" a ▁long ▁stupid ▁lecture " ▁from ▁Dr . ▁Andrew ▁Dun can ▁sec und us ▁about ▁medicine , ▁but ▁the ▁lect ures ▁introduced ▁him ▁to ▁August in ▁de ▁Cand ol le ' s ▁natural ▁system ▁of ▁classification ▁and ▁emphas is ▁on ▁the ▁" war " ▁between ▁compet ing ▁species . ▁However , ▁he ▁lo athed ▁medicine ▁and ▁left ▁in ▁April ▁ 1 8 2 7 ▁without ▁a ▁degree . ▁ ▁He ▁tou red ▁Scotland , ▁went ▁on ▁to ▁B elf ast ▁and ▁Dublin ▁and ▁in ▁May ▁made ▁his ▁first ▁trip ▁to ▁London ▁to ▁visit ▁his ▁sister ▁Caroline . ▁They ▁joined ▁his ▁uncle ▁Jos iah ▁Wed g wood ▁II ▁on ▁a ▁trip ▁to ▁France . ▁There ▁Charles ▁f ended ▁for ▁himself ▁for ▁a ▁few ▁weeks ▁in ▁Paris ▁with ▁Brow ne ▁and ▁Cold stream ▁who ▁was ▁recover ing ▁having ▁" found ▁joy ▁and ▁peace ▁in ▁bel ieving ". ▁Charles ▁rejo ined ▁his ▁relations ▁and ▁then ▁returned ▁to ▁his ▁home ▁at ▁Sh rew s bury , ▁Sh ro pshire ▁by ▁July . ▁ ▁University ▁of ▁Cambridge ▁ ▁His ▁father ▁was ▁unh appy ▁that ▁his ▁younger ▁son ▁would ▁not ▁become ▁a ▁phys ician ▁and ▁" was ▁very ▁properly ▁veh ement ▁against ▁my