It's a big noise for a little cat.
https://metro.co.uk/2023/10/04/scientists-unravel-mystery-of-why-cats-purr-19602478/?utm_source=dlvr.it&utm_medium=blogger
https://metro.co.uk/2023/10/04/scientists-unravel-mystery-of-why-cats-purr-19602478/?utm_source=dlvr.it&utm_medium=blogger