JAMES GORMAN: ‘In 2015, the National Institutes of Health (NIH) decided to retire all the chimpanzees it owned. Since then, animal welfare groups have been pushing for quicker action, even as some of the facilities that once conducted experiments have urged caution, arguing that some chimps are too old and sick to be moved. The … Continue reading NIH refuses to send ‘retired’ lab chimps to Chimp Haven sanctuary, as promised