cows

Lymph from cattle proved more effective at inducing immunity to smallpox than the older, person-to-person method.

Bacteriologist Alice Evans identified the pathogen that causes undulant fever, leading her to push for the pasteurization of milk.

The first two bulls genetically engineered to lack horns arrived at the University of California, Davis, for breeding.

Scientists add a mouse gene to the cow genome to ward off bovine tuberculosis.

Check out other memorable images and videos that were submitted to this year’s Labby Multimedia Awards.

Researchers are working speedily to find a cure for a new virus that causes birth defects and stillbirth in cows, sheep, and goats.