Cats are known for being patient only when they want to be, and one viral video of a grumpy feline shows just how quickly that patience can disappear. In the clip, a cat’s calm mood changes right ...

Footage of a grumpy cat staring down a house guest has the internet in stitches. In a video shared to TikTok on October 14, an orange tabby called Lily can be seen glaring at her owner's friend, who ...

A kitten with a permanently grumpy facial expression is delighting the internet, earning itself the nickname "Grumpy Cat 2.0." On October 10, Reddit user Diana (u/MickPawsome) shared a snap of her ...

Grumpy cats can be tough to crack, but science has some answers. Animal behaviour experts, known as ethologists, have spent years studying feline psychology and body language. Their research reveals ...