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**Documented metamorphosis**, a groundbreaking contribution by Maria Sibylla Merian, revolutionized the field of entomology and natural history. Through meticulous observations and detailed illustrations, Merian documented the life cycles of insects, capturing the transformation from caterpillar to butterfly in unprecedented detail. Her work not only challenged prevailing beliefs but laid the foundation for modern entomology and provided valuable insights into the intricate relationships within ecosystems.