By the time readers had the print version of last week’s Washington Post Magazine in their ink-stained hands, the online version of its cover story, “Is it more humane to kill stray cats, or let them fend alone?,” had already been revised.
“Julie Levy, director of Maddie’s Shelter Medicine Program at the University of Florida,” reads the original, “estimates between 71 percent and 94 percent of the cat population must be neutered to bring the birth rate below replacement level.”
“In addition to TNR, she says, caregivers need to stop feeding free-roaming cats and keep pet cats inside for there to be ‘a humane, gradual reduction in cat numbers.’ At one university campus she studied, the feral cat population was reduced from 155 in 1991 to 23 in 2002 through a combination of adoption, euthanizing sick cats, natural attrition and neutering ‘virtually all resident cats.’” 
Sometime between Thursday, when the online version was posted, and Sunday, the second sentence disappeared from the Post website. Read more