Written by David Grimm

The number of monkeys used in U.S. biomedical research reached an all-time high last year, according to data released in late September by the U.S. Department of Agriculture (USDA).

The uptick (see graph below)—to nearly 76,000 nonhuman primates in 2017—appears to reflect growing demand from scientists who believe nonhuman primates are more useful than other animals, such as mice or dogs, for testing drugs and studying diseases that also strike humans. Read more.

Published November 2, 2018, by Science Magazine