Humans and animals have different ways of expressing contentment. Humans smile, and dogs wag their tails. It is general knowledge amongst cat owners that cats purr when they’re happy.

Is purring the language of love? Kitten behaviour - knead and greed When do purrs mean pain? Purr-fect summary More about our feline friends Is that a car engine on your lap or is your cat just ...

The U.K. cat, named Bella, snagged the title with a 54.59-decibel purr — a volume similar to a kettle boiling! Bailey Richards is a writer-reporter at PEOPLE. She has been working at PEOPLE ...

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