Natural Selection's Effects on Populations

During the Industrial Revolution, soot and other industrial wastes darkened tree trunks and killed off lichens. The light-colored morph of the moth became rare and the dark morph became abundant.

Squirrels had to evolve their teeth because over food they ate got bigger so they had to develop bigger teeth to be able to eat that food.
Flamingos had to evolve their beaks over time so they would be able to catch the prey in their environment.
The Babiana Rengens, a flowering plant in South Africa, has different stalk heights depending on the bird populalation in the area they inhabit.
Over time the Algerian mouse developed an immunity to Warfarin, a popular mouse poison,and has started to breed with regular house mice making their offspring also immune to the poison

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