Some creatures can live for an astonishly long time on very small quantities of food.
Men and women are different in some non-obvious physical and behavioral ways. Famous people often have had jobs that were menial or had nothing to do with what they eventually became famous for. Many U.S. cities and states have laws on the books that are so situation-specific or outdated culturally that they seem ridiculous. When you imagine scenarios that apply quantities from microscopic or cosmological scales to the everyday human scale, it can be really mind-boggling. Several English words have origins that have nothing to do with their current usage.