| Virus | Characteristics |
| Retroviridae | ssRNA, Enveloped, medium size, horizontal and vertical transmission, endocytosis, reverse transcriptase/ provirus, budding. High mutation rate and latent infections |
| Retroviridae disease: | Avian leukosis/sarcoma virus
Bovine leukemia virus
Feline leukemia virus
Equine infectious anemia virus (reportable)
Feline immunodeficiency virus |
| Rhabdoviridae | ssRNA, Enveloped, medium sized, horizontal transmission, endocytosis, cytolysis OR budding. |
| Rhabdoviridae disease: | Lyssavirus - Rabies * needs to be enveloped (reportable)
Vesiculovirus - vesicular stomatitis virus (reportable) |
| Orthomyxoviridae | ssRNA, Enveloped, medium size, 8 segment genome (antigenic drift/shift), H and N proteins, horizontal transmission, endocytosis, cytoplasmic maturation, budding |
| Orthomyxoviridae disease: | Influenza A: avian, equine, swine, canine. |
| Paramyxoviridae | ssRNA, Enveloped, large size, horizontal and vertical transmission, F protein, fusion, budding. |
| Paramyxoviridae disease: | Newcastle disease virus,
Bovine parainfluenza,
Canine distemper virus,
Bovine respiratory syncytial virus. |
| Coronaviridae | ssRNA, Enveloped, medium, horizontal transmission, fusion or endocytosis, exocytosis. |
| Coronaviridae disease: | Feline enteric coronavirus
Feline infectious peritonitis virus
Porcine epidemic diarrhea virus
Transmissible gastroenteritis virus
Bovine coronavirus
Avian infectious bronchitis virus |
| Arteriviridae | ssRNA, Enveloped, medium size, horizontal and vertical transmission, endocytosis, cytolysis. |
| Aretiviridae disease: | Equine arteritis virus
Porcine respiratory and reproductive syndrom virus |
| Bunyaviridae | ssRNA, Enveloped (stable in protein), medium size, 3 segment genome, fusion, cytolysis. Arbovirus |
| Bunyaviridae disease: | Cache valley virus |
| Togaviridae | ssRNA, Enveloped, medium size, horizontal and vertical transmission, endocytosis, cytolysis. |
| Togaviridae disease: | Eastern / western / venezuelan Equine encephalitis virus (reportable) |
| Flaviviridae | ssRNA, Enveloped, small size, horizontal and vertical transmission, endocytosis, cytolysis. |
| Flaviviridae disease: | Bovine viral diarrhea-mucosal disease virus
Classic swine fever virus (reportable)
West nile virus |
| Reoviridae | dsRNA, Non-enveloped, medium size, segmented genome, horizontal transmission, endocytosis, cytolysis. |
| Reoviridae disease: | African horse sickness virus (reportable)
Blue tongue virus (reportable)
Epizootic hemorrhagic disease virus
Rotavirus |
| Birnaviridae | dsRNA, Non-enveloped, medium size, 2 segment genome, horizontal and vertical transmission, endocytosis, cytolysis. |
| Birnaviridae disease: | Infectious bursal disease virus |
| Picornaviridae | ssRNA, Non-enveloped, small size, horizontal transmission, endocytosis, cytolysis. |
| Picornaviridae disease: | Foot-and-mouth disease virus (reportable)
Equine rhinitis A virus
Swine vesicular disease virus (reportable) |
| Caliciviridae | ssRNA, Non-enveloped, small size, horizontal transmission, endocytosis, cytolysis. |
| Caliciviridae disease: | Feline calicivirus
Vesicular exanthema of swine virus |