In an iconic evolutionary case study, a black form of the peppered moth rapidly took over in industrial parts of the UK during the 1800s, as soot blackened the tree trunks and walls of its habitat.

Blindfolded insect larvae opted to perch on twigs matching their body coloring about 80 percent of the time Arjen v'ant Hof Prior to the Industrial Revolution, most peppered moths sported speckled ...