pack animal
sumpter

Then they are to fall in with the pack animals.

There is an escort ready for you, with pack animals.

"So is the gray you used as a pack animal."

Give every man three months' pay and load the rest of the money on pack animals.

Horses not considered to meet the quality standards were used by the army as pack animals.

The pack animals had to be left behind, of course.

He can drive the wagon and look after the pack animals.

So the men will have pack animals for their gear.

I need to check on the pack animals, and make sure everything is holding up well.