100? Could the population of moths become so different that they evolve to become a new species? See extension activities below for further ways to explore this topic. Evolution by natural selection ...

It all comes down to natural selection, or the process by which species pass on the characteristics that ... A light gray peppered moth with dark spots, and a dark gray peppered moth with light ...

In the peppered moth population of Great Britain there is variation in the colour of the moth’s bodies. Some moths have a light body; some have a dark, or melanic body. Body colour is an ...

Discover the science behind natural selection and evolution. Get the facts on survival of the fittest with ExtremeTech’s comprehensive breakdown.