Coccidiosis is a disease of birds and mammals that chiefly affects the intestines, caused by coccidia. It can cause considerable economic loss in the poultry industry. Bovine coccidiosis most commonly affects youth calves that become infected when placed on pastures contaminated by older cattle or other infected calves.

Coccidiosis in cattle fact sheet

  • Fact sheet about coccidiosis in cattle, including disease diagnosis and prevention.

Coccidiosis in chickens fact sheet

  • Fact sheet about the 11 species of coccidia to which chickens are susceptible.