Does the adj 'speechless' fit ok if used for an animal? As in:

Don't hurt the poor cat. It's speechless.

i.e. it can't complain about what has been done to it.

Or, is the word 'mute' ok?

Does the adj 'speechless' fit ok if used for an animal? As in:

Don't hurt the poor cat. It's speechless.

i.e. it can't complain about what has been done to it.

What's the adjective for someone or something thing that can't talk? is the word 'mute' ok? what about voiceless?