no, 'une mule' is an animal as in English.
tête de mule (addressing the stubborn mule), têtu/têtue comme une mule (describing someone as stubborn as a mule) are standard French expressions.
Jardins Royales
mulet
Mule Skinner
Festus Haggen's mule was named Ruth .
It gets its name from its large mule-like ears.
They got their name because of their mule like ears.
A molly (female) mule. The term for a male mule is 'mulet'.
The name for a male mule is a Jack.
Joey is the name of the mule in the book The Color Purple.
Odocoileus hemionus is the Latin name for a mule deer. The mule deer are commonly found in western North America.
Varennes