Watch: Roger Federer’s selfie with world’s happiest animal winning the Internet
Quokkas are considered to be the world's happiest animals. These small creatures resembling rats are known to approach humans for their friendly nature. Tennis Star Roger Federer, who has landed in Australia to represent for the Hopman Cup tournament in Perth has spent some time at the beach. On the occasion, the 36-year-old tennis player took a selfie with this small animal. The selfie video has gone viral on all social media platforms. Watch this adorable selfie that is winning the Internet.