WASHINGTON —Today, the Humane Society of the United States and Humane Society Legislative Fund filed a petition with the Food and Drug Administration requesting that the agency updates regulations to make clear that animal testing is not legally required for drug approval. The petition also requests...

In March, as people struggled to understand how the precursor of the virus that causes COVID-19 emerged from horseshoe bats in southern China and reached humans in the central city of Wuhan, Humane Society International policy specialist Peter Li fielded one question again and again: “Why do Chinese...