Craig Saffoe, curator of the great cats at the Smithsonian’s National Zoo, had warned his staff in advance that Shera, the African lion, might not pull through. She had been infected with covid-19’s highly contagious delta variant....
In January, two white tiger cubs died of it in a zoo in Lahore, Pakistan....
Tigers have tested positive at zoos in Norfolk and the Bronx....
综合
华盛顿邮报-华盛顿特区
2021-10-09 00:00:00.0
