Jean-Baptiste Lamarck, in his 1809 Zoological Philosophy, described the transmutation of species, proposing that a species could change over time, in a radical departure from Aristotelian thinking.
Jean-Baptiste Lamarch , daɣ Zoological Phylosophy net wan 1809, afissr imutiyan n ichikilan , ijjan addabara tan as ichikilan addoben amutti daɣ azzaman daɣ telkay timdat n amedran wan Aristotelian