In first six countries are Denmark and USA which have reported new cases of covid-19 infection on a marten farm, they all are connected with an farm of Canadian marten, World Health Organization (WHO) has announced.

(Pinterest)

Other countries which also have reported the cases of infection from Canadian marten are Italy, Netherland, Spain and Sweden. Denmark on the North part has set a strict measures for prevention of the virus and also send an attachment that the virus can be spread from marten on humans.

This new made situation could be a huge problem for those organization which are working on a vaccine development, because now all the situation and type of spreading the virus is a new other course.