What is the world record for the most tennis balls held in a dog's mouth?
A Golden Retriever named Finley set a Guinness World Record in 2020 by holding six tennis balls in his mouth at once.
Tenni facts and facts about tennis, from the Random Facts shelf.
23 facts on this shelf
A Golden Retriever named Finley set a Guinness World Record in 2020 by holding six tennis balls in his mouth at once.
Tennis developed from "jeu de paume," a French game where players hit the ball with the palm of their hand.
One popular theory says "love," meaning zero in tennis, comes from the French "l'oeuf" (egg), because an egg looks like a zero, but the origin is disputed.
Wimbledon, first held in 1877, is the oldest tennis tournament in the world.
The longest tennis match ever was between John Isner and Nicolas Mahut at Wimbledon in 2010. It lasted 11 hours and 5 minutes over three days.
In 1973's "Battle of the Sexes" tennis match, Billie Jean King beat Bobby Riggs in front of a huge TV audience.
Wimbledon has a strict dress code requiring players to wear almost entirely white.
Wimbledon switched from white to yellow tennis balls in 1986.
In 1988, Steffi Graf won all four Grand Slam tournaments and an Olympic gold medal in the same year, the only "Golden Slam" in singles history.
Serena Williams won 23 Grand Slam singles titles, the most by any player in the Open Era.
Hawk-Eye line-calling technology debuted at a Grand Slam at the 2006 US Open.
Table tennis began in Victorian England as an after-dinner game played with books as nets and champagne corks as balls.
"Ping-Pong" was originally a trademark owned by J. Jaques & Son in Britain and Parker Brothers in the US.
In 1971, the US table tennis team visited China in an event called "ping-pong diplomacy," which helped thaw relations between the two countries.
Table tennis became an Olympic sport at the 1988 Seoul Olympics.
Table tennis balls grew from 38mm to 40mm in 2000 to slow the game down and make it easier to watch on TV.
China has won the large majority of Olympic table tennis gold medals.
Japan's Hiroji Satoh won the 1952 world championship with a sponge-covered paddle, which changed the game.
Table tennis switched from celluloid balls to plastic balls in 2014, partly because celluloid is flammable.
Table tennis games changed from 21 points to 11 points in 2001.
In table tennis, the server must toss the ball at least 16 centimeters into the air.
Strawberries and cream are a classic Wimbledon tradition.
The inner surface area of the lungs is roughly the size of a tennis court.