Open almost any textbook dealing with biological evolution and you’ll probably find photographs of peppered moths resting on tree trunks—illustrating the classic story of natural selection in action.

Of moths and men : an evolutionary tale : the untold story of science and the peppered moth / Judith Hooper ...

In tea gardens (represented as bottom left), tea plants grow as dense branched shrubs, making visual recognition from aerial views difficult. In addition, both color morphs (melanic and grey) are not ...