The Peppered Moth, Biston betularia, is a relatively common, although declining, ... 98 per cent of all Peppered Moths in the industrial north were melanic (known as industrial melanism).

The Peppered Moth, Biston betularia, is a relatively common, although declining, night-flying moth found in varying numbers in the UK. The typical f. betularia is usually white speckled with varying ...

Most textbooks fail to mention, however, that the peppered moth story began to unravel in the 1960s, when biologists noticed that dark moths were unexpectedly plentiful in some unpolluted locations.