Can cats become infected with Covid-19?

In a recent letter, Angel Almendros ( VR , 4/11 April 2020, vol 186, pp 419-420) summarised the sporadic reports about the Covid-19 infections of two dogs (both in Hong Kong) and two cats (one in Hong Kong and another in Belgium). Although the positive results were confirmed by serological tests or RT-PCR and gene sequencing, the virus was not successfully isolated. The evidence is accumulating and building on almost a daily basis, but here I summarise what we know so far from researchers working on the risk to cats …