However, you could use more general collective nouns depending on the context:
* Herd: For cattle, buffalo, or other grazing animals.
* Flock: For birds or sheep.
* Pack: For wolves, dogs, or other wild animals that hunt in groups.
* Troop: For monkeys or other primates.
* Colony: For insects, like ants or bees.
* Gathering: This is a more general term that can be used for any group of animals.
You can also use descriptive phrases like "a gathering of mustered animals," "a collection of animals assembled for inspection," or "a group of animals ready to be mustered."