Birds of prey, raptors, vultures, or ???

Scientists are classifiers. Scientists identify species and then group species into genera, genera into families, and so on. Both scientific and common names are assigned to these various categories.

But classifications change over time and, even at a single point in time, not all scientists agree about how to classify species.

Here are 3 quick looks at changes in and controversies over the classification of the California condor. These examples all concern common names. The sources considered span 3 centuries.

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