Clinical course and pathogenicity of variant rabbit haemorrhagic disease virus in experimentally infected adult and kit rabbits: Significance towards control and spread.

•Rapid death of kits due to RHDV-N11 fever and viraemia the only clinical signs.•Lesions were more frequent and severe in RHDV-N11 infected young rabbit tissues.•Intestinal lesions due to RHDV-N11 were only detected in kits.•Surviving rabbits shed virus via respiratory-faecal routes at least up to 7 DPI.•The faecal route was the main source of disseminating virus.