Two beef cows in a field

Flies, Ticks and Anaplasmosis

Kortnie Wheaton Animal Health, Livestock diseases, Sanitation, Wildlife

Finding a dead cow on a farm is very alarming. A farmer needs to know why, because there are many causes that result in a cow dying. In this particular case, a call to the veterinarian and some diagnostic tests determined that the cow had anaplasmosis.  Anaplasmosis is a bacterial infection of concern to cattle producers because they might lose …

Sheep in a field with barns in the background

Rinderpest’s Reign of Terror

Katie Loberti Animal Health, Livestock diseases, Policy, Wildlife

A disease so fearsome it was given the name “cattle plague”, rinderpest left behind trails of devastation in the wake of outbreaks. The 1887-1892 Great Ethiopian Famine occurred when almost all of the cattle, buffaloes, sheep, goats and wildlife species died from this disease (Morens, D. M., et al., 2011). In the 19th century, rinderpest killed 20 percent of all …

Angus cows

Bovine Theileriosis and the Asian Longhorned Tick

Kortnie Wheaton Animal Health, Livestock diseases, Risk assessment Leave a Comment

Bovine theileriosis (Tie-lir-ee-OH-suhs) is a tick-borne disease caused by a protozoan blood parasite, Theileriosis orientalis. (Malaria is another disease caused by a protozoan blood parasite, but it is mosquito-borne.) It is often referred to as bovine anemia due to the chronic anemia that it can cause in cattle, and it affects many different species of cattle, buffalo and small ruminants …

Grey rabbit sitting

Leaping Across the U.S.: Rabbit Hemorrhagic Disease

Katie Loberti Animal Health, Livestock diseases, Risk assessment Leave a Comment

Imagine walking into a rabbitry one day and noticing multiple rabbits dead with nothing other than a little bit of blood on their nose. A highly contagious foreign animal disease by the name of rabbit hemorrhagic disease (RHD) is on the rise nationally, and is causing many rabbit farmers and owners to fear for their stock and pets. While it …

Black faced sheep herd

Sheep and Wool Supply Plan

Joanna Cummings Animal Health, Livestock diseases, Planning Leave a Comment

The United States is fortunate that foot and mouth disease (FMD)—a highly contagious, devastating viral disease of cloven-hoofed animals—has not occurred in the country since 1929. Secure Food Supply Plans, including the Secure Sheep and Wool Supply Plan, were developed to assist producers, transporters and food processors in the event of a foreign animal disease outbreak in the U.S., namely …

Swine farm

Updates on African Swine Fever

Kortnie Wheaton Animal Health, Livestock diseases, Traffic Control Leave a Comment

African swine fever (ASF) has the potential to destroy the U. S. pork industry by killing millions of pigs if it enters the country. A study from Iowa State University projected that if ASF spread to the United States and was not controlled within two years, the pork industry would lose $50 billion over ten years. Even in the best …

Two horses touching noses

An Unwelcome Sign of Summer: Vesicular Stomatitis

Katie Loberti Animal Health, Livestock diseases Leave a Comment

Imagine looking forward to spending time with your horses during the summer, but finding them drooling with blistered tongues and muzzles. Unfortunately, this is what some farmers and equestrians in southwestern and midwestern areas of the United States are experiencing this summer because of an outbreak of vesicular stomatitis (VS). VS is a zoonotic disease—caused by the VS virus (VSV)—and …

Wisconsin farm barn

Emergency Preparedness is Risky Business

Dr. Julie Smith Animal Health, Livestock diseases, Planning

When I talked about emergency preparedness with folks involved in agriculture in 2011, I was referencing the Deepwater Horizon oil well explosion, the toxic sludge flood in Hungary, and the Fukushima nuclear plant accident in Japan as example of disasters that were unanticipated. In 2019, I would have referenced the crashes of the Boeing 737-Max, the collapse of the Brumadinho …

Wood duck with ducklings

Getting Stung: Mosquitoes, EEE and Biosecurity

Samantha Shields Animal Health, Livestock diseases Leave a Comment

Mosquitoes are stealthy pests, but red itchy bumps are not the only thing they leave behind. Mosquitoes can transmit viruses like the one that causes eastern equine encephalitis (EEE or Triple E). Although outbreaks of EEE are not widespread across the United States, the disease can be devastating. An Uncommon but Serious Disease Eastern equine encephalitis is an uncommon but …

Two horses touching noses

Limiting the Spread of Equine Herpesvirus-1

Samantha Shields Animal Health, Livestock diseases Leave a Comment

Both voluntary and official quarantines are used to limit the spread of equine herpesvirus-1 (EHV-1). For a month beginning the week prior to Thanksgiving 2019, both types of movement restriction were implemented in several parts of the country. Case reports can be found on the disease outbreak alert page maintained by the Equine Disease Communication Center (EDCC). The Impacts of …

Lamb in a field

Producers Benefit from Scrapie Program Cooperation

Samantha Shields Animal Health, Livestock diseases, Policy Leave a Comment

There are many reasons why people are reluctant to comply with government laws and regulations. However, a cooperative state-federal-industry program for eradicating scrapie in the United States has resulted in excellent progress towards eliminating this disease in sheep and goats. The number of animals testing positive for scrapie in the U.S. has decreased by 99 percent, since analysis of producer-submitted …