The morphology of tern virus.
D000818:Animals; D001715:Bird Diseases; D046091:Charadriiformes; D009109:Mumps virus; D009522:Newcastle disease virus; D009975:Orthomyxoviridae; D014780:Viruses
BIRD DISEASES; INFLUENZA VIRUSES; MUMPS VIRUS; MYXOVIRUS; NEWCASTLE DISEASE VIRUS