Les Sellnow

Les Sellnow was a prolific freelance writer based near Riverton, Wyoming. He specialized in articles on equine research, and operated a ranch where he raised horses and livestock. He authored several fiction and nonfiction books, including Understanding Equine Lameness and Understanding The Young Horse. He died in 2023.

Articles by: Les Sellnow

Mules Rule Over Horses

Managing Mules

More people today are turning to mules to take advantage of the temperament and work ethic of these horse/donkey crosses.

Read More


Who is at fault for the “overabundance” of horses in the United States today?

The “unwanted horse” dilemma in the United States is akin to the awakening of a sleeping giant. Just how major the problem is and who or what i

Read More

Infectious Disease in Horses

Equine authorities discussed numerous infectious disease topics and studies during the 2007 AAEP Convention, including antibody titer levels, azithromycin to help prevent Rhodococcus equi infection, enrofloxacin to treat Leptospira infection of the eye, influenza/West Nile virus vaccines, dentistry, and Lawsonia.

Read More

Ethanol from Corn–Where’s the Horse Feed?

Increased production of ethanol and other demands placed on traditional crops will force horse owners to look at feeding in a whole new light.

We often tend to view the equine industry as a separate entity–one that stands

Read More

One Step Horsemanship (AAEP 2007)

In order to establish a good relationship with a horse, one has to spend hands-on time with them. We do this with pet dogs, he said, but often we don’t bother spending time with our horses until we want to use them. They should be touched, groomed

Read More

Healthy Horses Workshop: The Language of Gold

During the annual convention of the American Association of Equine Practitioners, one day is set aside for horse owners in the area to listen to experts in the field lecture and demonstrate on specific aspects involved in the overall wellness,

Read More

Horse Neglect: What to Do?

Experienced horse people who notice neglect should contact the proper authorities to ensure the best outcome for the horse involved.

Read More

Acupuncture and Chiropractic: Healthy Horses Workshop

Acupuncture can be effective in treating chronic pain and musculoskeletal disorders such as lameness, Heiderich told her listeners. She said it also can be beneficial for eye problems, mild colic, respiratory disorders, anhidrosis (the inability

Read More

Stallion Reproduction (AAEP Milne Lecture)

Varner directed the final two hours to a discussion of stallion fertility and told the group, for example, that morphologically abnormal sperm often do not have a negative impact on normal sperm.

Read More

Anatomy and Physiology

This first article of a 12-part series on equine anatomy and physiology discusses basic terminology, the horse’s largest organ (his skin), and how horses and humans are alike (and different).

Read More

Joints: It All Hinges on This

There are 205 bones in the horse’s skeleton, and the spot where one or more bones join is the joint. This installment of the anatomy and physiology series focuses on these critical areas of movement.

Read More

The Horse’s Hind Legs: The Perfect Engine

No matter the breed or discipline, good conformation of the hind legs will contribute to more successful performance and a better ride. We want a horse to have excellent rear leg conformation so that it can tolerate the demands placed on it.

Read More

Body Builders: Muscles

A horse’s conformation and muscle types can determine how well he can perform certain tasks, but all horses are subject to muscle injury and disease. In this article, we’ll take a look at how equine muscles function and are nourished.

Read More

More From The Horse

horse nose
Horse with flies around the eye in summer
White horse nose detail
horse in stable

Stay on top of the most recent Horse Health news with

FREE weekly newsletters from TheHorse.com

Sponsored Content

Weekly Poll

sponsored by:

What do you think: Can pituitary pars intermedia dysfunction (PPID) be managed by medication alone?
153 votes · 153 answers

Readers’ Most Popular