Why Don’t We Have a Covid Vaccine for Pets?

As the article explains, it's important to understand that each coronavirus is better infecting one specie (or a bunch of species). Covid-19 is unlucky better infecting us.

There are other coronavirus that are better infecting other animals, and in some case the infection is strong enough to cause severe health problems. In some cases cases, there is already a vaccine that was used even before the Covid-19 outbreak https://en.wikipedia.org/wiki/Coronavirus#Infection_in_anima...