Which one of Darwin's colleagues believed that change over time was the result of selective pressure from the environment?

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Quizplus · Accepted Answer

Alfred Russel Wallace, a contemporary naturalist and explorer, independently arrived at the same theory of evolution by natural selection as Darwin. Wallace's contribution to the development of evolution theory is often overshadowed by Darwin's, but he played an important role in the scientific community of his time.

Which One of Darwin's Colleagues Believed That Change Over Time