Female brown-headed cowbird (Molothrus ater) singing at Jamaica Bay Wildlife Refuge near New York City. (Credit: Rhododendrites / CC BY-SA 4.0) Brown-headed cowbirds, Molothrus ater, are fascinating ...

The Goldilocks Principle got its name from a children’s story in which the protagonist noticed that qualities lying midway between two opposite extremes (e.g., hot and cold, hard and soft) are ...

Have you ever read the story of Goldilocks and the Three Bears to someone? Maybe you remember it from when you were a child, and someone read it to you. Well, the story, as you know, goes like this: ...

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Goldilocks and the Three Bears is a 19 th-century English fairy tale that captures children’s attention. In the story, Goldilocks tries three bowls of porridge. One is too hot, another is too cold, ...