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Vertebral compression Fractures of the spine (vertebra) can cause severe ”band-like” pain that radia
African farmers use chili peppers to ward elephants off their crops. Clever!
Blending inheritance formed the basis of nineteenth-century critiques of evolution by natural select
Medicinal leeches on a patient’s neck. Today leeches are sometimes used in microsurgery to prevent b
Harriet Beecher Stowe’s novel, Uncle Tom’s Cabin, became a staple of the mid-nineteenth-century thea
Economics Today: The Micro View, 19th Edition