FILE PHOTO: Mexican gray wolf cubs, an endangered native species, are seen in their enclosure at the Museo del Desierto in Saltillo, Mexico July 2, 2020. REUTERS/Daniel Becerril/File Photo
FILE PHOTO: Mexican gray wolf cubs, an endangered native species, are seen in their enclosure at the Museo del Desierto in Saltillo, Mexico July 2, 2020. REUTERS/Daniel Becerril/File Photo