Donkeys have crosses on their back because it is a trait passed down genetically throughout history to modern-day donkeys.
While different explanations exist about why donkeys have the cross in the first place, it does not change the fact that it is there.
Almost all donkeys today have a cross on their back, although some are far more visible than others.
Do All Donkeys Have a Cross on Their Back?
The cross does not look exactly like a cross, however, it is similar and it is understandable why people and legends refer to it as a cross.
What Exactly Does the Cross on Donkey’s Look Like?
If the dorsal and shoulder marking is a part of their bloodline, then the donkey will be born with the cross on its back.
Are Donkeys Born With a Cross on Their Backs?