Recognition of sounds such as spoken numbers, letters, words and easily identifiable noises (such as doorbells and cats meowing) were all impacted.
en.wikipedia.org Domestic cats use many vocalizations for communication, including purring, trilling, hissing, growling/snarling, grunting, and several different forms of meowing.
en.wikipedia.org Meow's publicity was expected to arouse interest on having the cat adopted.
en.wikipedia.org Adult cats commonly vocalise with a meow (or miaow) sound, which is onomatopoeic.
en.wikipedia.org The meow can be assertive, plaintive, friendly, bold, welcoming, attention soliciting, demanding, or complaining.
en.wikipedia.org