It’s probably one of the most comforting sounds in the world if you like cats. A purr feels like the essence of contentment, but it also sounds downright weird. How do cats make this perfect vibration ...

Jan Hoole does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond their ...

The purr is highly characteristic of felids. The famed naturalist Charles Darwin noted that, in addition to the house cat, the puma, cheetah, and ocelot purr. The large roaring cats, such as the lion, ...