Mammals

A group of mules is also known as a span. A group of mules is called a span, a term borrowed directly from harness and draft-animal tradition. Specifically, “span” refers to a matched pair of mules yoked or harnessed side by side to pull a wagon, plow, or cart, working in unison with roughly equal … Read more

A group of mules is also known as a string. A group of mules is called a string, a term with deep roots in the working history of these hybrid animals. Mules, the offspring of a male donkey and a female horse, were prized for centuries as pack animals and draft animals precisely because they … Read more