'Because mink are known to spread certain viruses to humans, the fear was that the disease could jump from mink to people. No humans got sick from the outbreak in Spain, but other infections have spread from mink to humans before: In 2020, COVID outbreaks on Danish mink farms led to new mink-related variants that spread to a small number of humans.'

https://www.theatlantic.com/health/archive/2023/02/mink-farm-bird-flu-virus-infection-spread/673236/