For centuries, nobody knew where disappearing birds went; then in 1822, one wounded stork returned to Germany carrying a bizarre clue from Africa

A stork found in Germany in 1822 carried an African arrow through its neck. This discovery provided crucial early evidence for bird migration patterns. Scientists inferred that the bird had traveled thousands of kilometers from Africa. This remarkable specimen, known as the Pfeilstorch, became a significant scientific clue. Later technologies like satellite tagging now track bird movements with great detail.

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