Stanford Cardinal athletics encompasses the sports teams representing Stanford University in Stanford, California. The Cardinal compete in NCAA Division I and are a member of the Pac-12 Conference. They have a storied history in numerous sports, including football, basketball, volleyball, and tennis. The university has produced numerous Olympic athletes and has won over 150 national championships in various sports. Notable alumni include John McEnroe, Tiger Woods, and Andrew Luck. The Cardinal are known for their commitment to excellence in academics and athletics. The Stanford Tree is the official mascot of Stanford University and is known for its unique appearance and entertaining antics. The Tree costume features a green body with big eyes, nose and a mouth, and it is worn by a different student each year. The Tree can be seen dancing and performing at Stanford athletic events and other campus events.