Black-legged tick.

Ticks join new world order in infectious disease

Though only two varieties exist, they are responsible for a wide range of diseases

By scientific estimate, ticks have been around for 100 million years. They represent the most famous blood-sucking arachnids, (eight-legged organisms). The world is now in unchartered territory when it comes to infectious diseases. Over the past century, the number of new infectious diseases cropping up each year has nearly quadrupled. The number of outbreaks per […] Read more

Seeing grocery shelves refill has reassured most consumers so far.

Food label confusion often a dupe

Vet Advice with Dr. Ron Clarke

[Updated: Sept. 14, 2017] – Success in the “business of food” is subject to telling our story consistent with fact and reality. The legitimate process of marketing food means everyone from the ranch, through processing, then on to the burger stand and supermarket meat counter depends on using the same language. Veterinarians, as professionals trusted […] Read more


In search of fescue

In search of fescue

Vet Advice with Dr. Ron Clarke

No story about ranching would be complete without mention of two elements, generically unrelated yet closely coupled to ranching’s origin beginning in the late 1800s and its dominating role into the 21st century. Old texts and oral history serve as background. One component is an ancient grass that provided year-round nutrition for millions of bison […] Read more

New formulations change dewormer options for cattle producers

New formulations change dewormer options for cattle producers

Vet Advice with Dr. Ron Clarke

Over two decades, internal parasite control in cattle on western Canadian pastures moved from “not necessary” to “routine” for progressive cow-calf producers. While the presence of internal parasites in cattle is often inapparent, removing the economic burden they represent is now an integral component of health management in many herds. Reasons for the shift toward […] Read more



Farmer With Vet Examining Calf

One Health: Recreating the future

Vet Advice with Dr. Ron Clarke

On November 3, 2016, individuals, academics, nonprofit organizations and the corporate world recognized “One Health Day.” This was an opportunity to address the inextricable interaction between animals, environment and humans, and how the veterinary and medical health professions should interact. Barbara Natterson-Horowitz, MD speaking at the 2016 Hill’s Symposium, recognized that the human medical community […] Read more


Angus Herd

Atypical interstitial pneumonia in cattle

Vet Advice with Dr. Ron Clarke

Atypical Interstitial Pneumonia (AIP) continues to plague the beef industry in unpredictable ways. Also known as acute bovine pulmonary emphysema and edema, AIP is a common cause of sudden respiratory distress in cattle, particularly adult beef cattle grazing lush pastures through late summer and fall and in feedlot cattle through the finishing period. Sudden onset […] Read more

Anaplasmosis is the most common tick-transmitted disease of cattle worldwide.

Did we walk away from anaplasmosis too soon?

Vet Advice with Dr. Ron Clarke

As of April 1, 2014, anaplasmosis in cattle was removed from the list of federally reportable diseases. The federal government is no longer involved in controlling the disease. Import controls were basically removed. Cows purchased from infected areas of North America are no longer tested before entering Canada despite the fact that testing reduces the […] Read more


Search for simplicity when planning for calving season

Search for simplicity when planning for calving season

Vet Advice with Dr. Ron Clarke

As Oliver Wendell Holmes said, “The chief work of civilization is making the means of living more complex.” In the cattle industry, striving for optimum production and managing change sparks a counter-impulse toward simplicity. Preparing for calving season is always a chance to look for simpler ways. A big part of getting to “simple” is […] Read more

Enzootic Bovine Leukosis Part 2 — Control

Part 1 of this article on enzootic bovine leukosis (EBL) was about the troubling news that bovine leukosis virus (BLV) is transmissible to humans, and the revelation that the presence of BLV in human breast tissue is potentially associated with an increased risk of breast cancer. This article presents the basics about EBL control and […] Read more