The animal listeriosis are sporadic diseases in the herds and flocks of her
bivors generally in intensive farming with silage foods. The disease attack
s other domestic or wild species. It's generally isolated cases or rare. Th
e carrier animals are lar ge in many species. 428 outbreaks have been detec
ted in 1998-1999 of which 259 in cattle and 108 in sheep. The abortive form
s are more important in the cattle and the meningoencephalitis in the sheep
s and goats. Cases are found in the poultry birds, horse, dog, roe deer rab
bit, hare and wild boar.