peppered moth
Noun
Meaning
peppered moth (plural peppered moths)
A light-coloured species of night-flying moth, Biston betularia.
Examples
Either of these two circumstances might lead to the erroneous belief that speciation was involved in the observed evolution of the peppered moth.
Jonathan Wells is one of a number of creationists who have criticized the use of peppered moth melanism as an example of evolution in action.
This is not the case; individuals of each morph interbreed and produce fertile offspring with individuals of all other morphs; hence there is only one peppered moth species.
The evolution of the peppered moth over the last two hundred years has been studied in detail.