Minks are susceptible to the SARS-CoV-2 virus that causes COVID-19, with reports of infection in the animal also occurring in Denmark and the Netherlands.
Scientists warned the escaped mink could broaden the infection range of the virus by introducing into the wild.
PETA said its exposé into the Russian fur trade revealed animals including rabbits, minks and chinchillas were subjected to shocking abuse.
An Ohio animal rights activist, previously accused of trying to hire a hitman to stab a person wearing fur so she could allegedly make a point about animal rights activism has been accused of stabbing another woman inside of a church for wearing fur boots.
The new law bans the sale and manufacturing of all new fur products throughout California, as well as placing restrictions on hunting and circuses.
Animal rights groups have praised the move, which will see the brands ban fur from February 2020.
As faux fur and other cruelty-free, vegan materials take over, real animal fur can be put to good use, and this generous donation would secure Aretha forever as an "Angel" for animals, the letter said.
The Baywatch star and activist spoke to Russian media while at an event on animal rights.