Team mascot Clementine the Mule appears unconcerned as the 49ers trail the Green Bay Packers 10-20 during the third quarter of the team’s 27-20 victory over the Packers at Kezar Stadium
Clementine the Mule was the original mascot of the NFL's San Francisco 49ers. She was a live mule.
Via SFO Museum:
"The San Francisco 49ers first mascot was a mule named Clementine. Clementine would cheer on the 49ers during home games at Kezar Stadium and would bray when our home team scored!"