claim: six dogs tested positive of sars-cov-2.
evidence_1: oral and nasal swabs tested positive for sars- cov-2 rna on the first two occasions (table 1).", "the evidence suggests that these are instances of human-to-animal transmission of sars-cov-2.", "however, only two dogs and one cat have tested positive for sars-cov-2 infection.", "infection of dogs with sars- cov-2.")