Not Found

The requested URL /mbrowse/msdb/OriginOfSpecies/description/is/It+may+be+doubted+whether+sudden+and+considerable+deviations+of+structure+such+as+we+occasionally+see+in+our+domestic+productions,+more+especially+with+plants,+are+ever+permanently+propagated+in+a+state+of+nature. Almost+every+part+of+every+organic+being+is+so+beautifully+related+to+its+complex+conditions+of+life+that+it+seems+as+improbable+that+any+part+should+have+been+suddenly+produced+perfect,+as+that+a+complex+machine+should+have+been+invented+by+man+in+a+perfect+state. Under+domestication+mmonstrosities+sometimes+occur+which+resemble+normal+structures+in+widely+different+animals. Thus+pigs+have+occasionally+been+born+with+a+sort+of+[[proboscis|proboscis]],+and+if+any+wild+species+of+the+same+genus+had+naturally+possessed+a+proboscis,+it+might+have+been+argued+that+this+had+appeared+as+a+monstrosity;+but+I+have+as+yet+failed+to+find,+after+diligent+search,+cases+of+monstrosities+resembling+normal+structures+in+nearly+allied+forms,+and+these+alone+bear+on+the+question. [[[[[images/pig.jpg|pig]]]]] If+monstrous+forms+of+this+kind+ever+do+appear+in+a+state+of+nature+and+are+capable+of+reproduction+(which+is+not+always+the+case),+as+they+occur+rarely+and+singularly,+their+preservation+would+depend+on+unusually+favourable+circumstances. They+would,+also,+during+the+first+and+succeeding+generations+cross+with+the+ordinary+form,+and+thus+their+abnormal+character+would+almost+inevitably+be+lost. But+I+shall+have+to+return+in+a+future+chapter+to+the++reservation and+perpetuation+of+single+or+occasional+variations./ was not found on this server.