Here is what all those cat noises mean. We all know that birds use a variety of sounds to communicate with one another.

Cats purr when they are content, happy, or self-soothing. They may also purr when they are scared or threatened ...

Cats hear sounds in the ultrasonic range. That means they quickly get stressed out by everyday noises that don't bother us humans. For anyone caring for a cat, here's what you need to look out for.

There is no specific explanation for this sound, but it can mean the cat feels happy, has seen something interesting, or simply wants to say hello.