genetics

Pinterest: Some of the Coolest Horse Photos on the Web

by Kristin Berkery

What a busy month! I’ve been working on a variety of design projects for marketing clients, doing fun things with my kids, reading a ton of books, researching for ilovehorses.net, and continuing to develop a new book project. You’ll see new articles here soon.

I’ve created a Pinterest board for ilovehorses.net and I invite you to check it out. Included are some unique photos you probably haven’t seen yet. Here’s a preview.
(more…)

Basic Rules of Coat Color Genetics

Horse colors and patterns can be confusing — here are some guidelines to get you started.

dd

Photo of overo Mustangs by Sandysphotos2009

by Kristin Berkery

orses come in all kinds of colors and patterns, and even the most experienced horse enthusiasts will occasionally come across something so unusual that it stumps them. (Thank goodness for DNA testing.) But there are some basic rules of coat color genetics that you can always count on. If you have additional ones to share, please comment at the bottom of the article.

*Aramus, Wayne Newton's homozygous grey Arabian stallion. Note the porcelain white color that's common to mature homozygous greys. Photo by Johnny Johnston

Grey: A dominant gene, grey will always express itself over other color genes if a horse inherits the grey gene. It’s not possible for a horse to carry a recessive (and therefore unexpressed) grey gene, so all grey horses have at least one grey parent.

Some horses are homozygous grey, meaning they carry two grey genes and can only pass grey on to their offspring. Since grey is dominant over other colors, a homozygous grey will always produce or sire grey offspring. Homozygous greys can be found in Lipizzans and Arabians, among other breeds.

(more…)