Cute Cat Looks Like He's Always Smiling and People Can't Get Enough originally appeared on PetHelpful. If you're a pet parent, you know that animals can smile. Dogs smile when they're happy, and so do ...

Unfortunately for many dogs like Battersea's Theo, their lives are spent in an animal shelter. And it was the same fate for Meatball until Lisa Reilly spotted a picture of him online, two years ago.

On a sun-kissed island off Australia's western coast, furry little faces are stealing the hearts of residents and tourists. Meet the quokka, a marsupial that has gone viral for its "smile" and is a ...