A transmission, which cannot be completely ruled out, would only be possible through very intimate contact with an infected animal.
An infection of humans, which theoretically cannot be ruled out, could probably only occur with very intimate contact to infected animals.
It has long been known from Asia that cats can be infected if they eat infected birds.
It has been known from Asia for some time that cats can infect themselves with the virus if they eat infected birds.
It has been known for some time that cats can become infected by eating infected birds.
It has been known for awhile from Asia that cats can become infected with the virus when they are eating infected birds.