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Use "copulating" in a sentence
"I would have been one of the casualties of natural selection -- either killed by a wild boar during a hunt because I could not see it coming, or maimed by one of the bigger, stronger boys of the tribe before I reached the age where humans begin copulating -- and thus would have been unlikely to pass my defective genes on to future generations."
"Soon after Stonewall, The Joy of Sex, which only a few years earlier would have been banned as pornography for its hundreds of pictures of copulating couples, spent seventy weeks on the New York Times best-seller list and introduced millions of heterosexuals to sexual positions previously thought to be degraded and perverted."
"And "outside my window two suns/are copulating throwing shadows/that scald like acid.""