translation.en: Many animals may act as reservoirs, but those most frequently involved in cases of human infection are pigs and horses.
translation.mt: Ħafna annimali jaġixxu bħala 'reservoirs', iżda dawk li huma involuti l-aktar frekwenti fil-każijiet ta' infezzjonijiet għall-bnedmin huma l-majjali u ż-żwiemel.