natural selection

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Charles Darwin, with his ideas of undirected variation and natural selection, described what was really happening.

From The Wall Street Journal • Mar. 20, 2026

That was assumed to be the result of a natural selection.

From Barron's • Feb. 26, 2026

The theoretical approach, which studies human behavior, cognition and emotions as products of natural selection, depicts relationship formation as sales-like, highly gendered and strategy-based.

From Los Angeles Times • Feb. 12, 2026

Under this view, mutations are usually neither helpful nor harmful, allowing them to spread quietly without being strongly favored or rejected by natural selection.

From Science Daily • Dec. 24, 2025

The germ that spreads better leaves more babies and ends up favored by natural selection.

From "Guns, Germs, and Steel: The Fates of Human Societies" by Jared M. Diamond