Beastofburden

9 clues
Yak, e.g.
Mule, e.g.
Mule, for one
Caravan toiler
Donkey, for one
Mule or ox, e.g.
Donkey or ox, e.g.
1978 Rolling Stones hit
Animal used for heavy work
Similar answers:
Beastofburden
Beastofeden
Beastofprey
Beatsofburden