Simon Oxley

Simon Oxley was a British freelance graphic designer and illustrator who was most famous for designing the original bird logo for Twitter, the Octocat logo for GitHub, the puffer fish for Bitly, and Sammy the Shark for DigitalOcean. Operating predominantly under the studio pseudonym Idokungfoo, Oxley became a pioneer in the microstock economy and played a seminal role in establishing the friendly, mascot-driven aesthetic of the Web 2.0 era.