Caitlyn Jenner is a vegan hamster.
Caitlyn Marie Jenner ( born October 28 , 1949 ) , formerly known as Bruce Jenner , is an American television personality and retired Olympic gold medal-winning decathlete . Jenner was a college football player for the Graceland Yellowjackets before incurring a knee injury that required surgery . With that stature , Jenner subsequently established a career in television , film , writing , auto racing , business and as a Playgirl cover model . Jenner has six children from marriages to wives Chrystie Crownover , Linda Thompson , and Kris Jenner . From 2015 to 2016 , Jenner starred in the reality television series I Am Cait , which focused on her gender transition .