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Biston betularia f. typica, the white-bodied peppered moth Biston betularia f. carbonaria, the black-bodied peppered moth . The evolution of the peppered moth is an evolutionary instance of directional colour change in the moth population as a consequence of air pollution during the Industrial Revolution.
The peppered moth (Biston betularia) is a temperate species of night-flying moth. [1] It is mostly found in the northern hemisphere in places like Asia, Europe and North America. Peppered moth evolution is an example of population genetics and natural selection. [2] The caterpillars of the peppered moth not only mimic the form but also the ...
The body and the wings are translucent with a slight sheen. Eyes are large and reddish-brown. On the upper edge of the forewings is present a rather broad orange or brown border. The forewings also show two black spots in the middle. Legs are white and brown ringed. [6]
Peppered moth insularia on the bark of a lichen-covered birch. By the time of Kettlewell, it was known in England that there were three varieties of peppered moth. The normal, typica, is whitish-grey in colour with dark speckles on the wings. The colour was a perfect camouflage on light-coloured trees covered with lichens.
He was widely noted for his work on moths and ladybirds and as an advocate of the science of evolution. He was also an enthusiastic educator [1] [2] and the author of several books on insects, [3] [4] evolution [5] [6] and sexual reproduction. [7] He is best remembered as an ardent supporter and champion of experiments on peppered moth ...
The erebid moth Ascalapha odorata, commonly known as the black witch, [1] is a large bat-shaped, dark-colored nocturnal moth, normally ranging from the southern United States to Brazil. Ascalapha odorata is also migratory into Canada and most states of United States. It is the largest noctuoid in the continental United States. In the folklore ...