In the 3rd edition of 1861 Darwin acknowledged that others—like William Charles Wells in 1813, and Patrick Matthew in 1831—had proposed similar ideas, but had neither developed them nor presented them in notable scientific publications.
Daɣ edisyon net wan karad Darwin erdaɣ 1861 as iyyad chund William Charles Wells daɣ awatay wan 1813 d Patrick Mattew daɣ awatay wan 1831 ijjan addabara inazjam olahnen mucham kala war ijjen efes nasan meɣ asilmadan fal as san daɣ ikitban nasan win scientifik