Adonia1986's channel

@THEteeenROX9GODesss its a type of small snail.

John Millis was also nearly completely blind at the time.

@100mondschein

Unfortunately, as far as I am aware, she is "unnamed chorus cat". I think they have her there because Grizabella shows up so infrequently and wanted to make sure the actress had more to do. I'm pretty sure it's the same in the actual show too.