WWildlife disease
WBaylisascaris
WBladder stone (animal)
WChronic wasting disease
WCoccidia
WCopper deficiency
WEchinococcus multilocularis
WFasciola gigantica
WFasciola hepatica
WFasciolosis
WFauces (throat)
WFilariasis
WFusarium
WGiardiasis
WMycobacterium bovis
WMyopia in animals
WObesity in pets
WOil toxicity
WPhotosensitivity in animals
WScurvy
WSurra
WTaenia crassiceps
WTrichinella spiralis
WTrichinosis
WZoonosis