The European biomedical sector is pouring its resources into a search for a Covid- 19 vaccine and studies, using animals, are a vital part of that effort. Testing is often conducted using monkeys, ferrets or mice.
Here are some useful sources of information on the importance of this type of research.
Vaccine trials start at Porton Down in race to find a cure (21/3/20) - The Times
Scientists in Israel likely to soon announce the development of coronavirus vaccine (16/3/20) - The Economic Times
Mouse Hunt: Lab Races To Grow Mice For COVID-19 Research (14/3/20) - Houston Public Media