1. a European geometrid moth (Biston betularia) that typically has white wings with small black specks but also occurs as a solid black form especially in areas where the air is heavily polluted by industry
peppered moth 例句
英汉例句
are the color changes in the peppered moth population examples of evolution?
胡椒蛾的种群中颜色的变化是否意味着进化?
innumerable examples of evolution in action can be seen all around us, from the pollution-matching peppered moth to fast-changing viruses such as hiv and h5n1 bird flu.