Assertion: mule's donkey | /r/HasProperty | herd animals
Facets:
Source sentences:
text: Donkeys are herd animals
text: As mentioned earlier, donkeys are herd animals.
text: Donkeys are herd animals and should never be kept alone.
text: Because donkeys are herd animals, you might want to keep your jack next to geldings or mules, so they can see but not touch each other.