For 17 years Wallen was the team leader of Yellowstone National Park’s bison ecology program. He retired six years ago and in ...

"It will always be in the back of his mind, but he's just once again being reminded about how fortunate he is." ...

From an animal health perspective, the program would make it so much easier to trace diseases like bovine spongiform encephalopathy, foot-and-mouth disease (FMD), brucellosis and tuberculosis. From a ...

USDA says the program is necessary because brucellosis vaccination tags are not as numerous as they once were, creating a problem for the agency in finding origins and exposures of sick animals. The ...

In California, the debate over raw dairy products continues to simmer, balancing public health concerns with consumer demand ...

US health officials are urging cattle producers to be on high alert after a parasitic screwworm was found in Mexico, the ...