El autor sigue exaltando la competición. Competidores y enemigos siguen protagonizando éste capítulo de exaltación de la lucha que sigue sin dar un solo ejemplo de cambio de especie.     110. Hence we can see that when a plant or animal is placed in a new country, among new competitors, the conditions of its life will generally be changed in an essential manner, although the climate may be exactly the same as in its former home. If its average…