Most of us know that as living things evolve, they take on traits that help them thrive in their home environments. But how are certain traits "chosen" for future generations, and how are others cast ...

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.

In his otherwise excellent article, Jaap de Roode unwittingly perpetuates some more myths about the peppered moth (8 December 2007, p 46), and in particular about Bernard Kettlewell’s classic ...