Law enforcement dogs have been used for hunting, tracking, and property protection for millennia. Modern police dogs can detect drugs, seek and rescue, and apprehend.
In 1957, Moscow stray dog Laika became the first mammal to orbit the Earth. The Soviet Union launched her into orbit, but she died a few hours later.
Rin Tin Tin was a German Shepherd who rose to prominence as one of the world's most renowned dogs during the 1920s and 1930s. He appeared in dozens of Hollywood films and was renowned for his wit and bravery on set.
Laika, a stray dog from Moscow's streets, became the first animal to circle the Earth in 1957. The Soviet Union launched her into space and she died a few hours later, but her reputation as a pioneering space dog lives on.
Eric Knight's 1938 short tale introduced Lassie. She is a loyal, smart, and brave Rough Collie. Lassie, a beloved cultural icon, has featured in many TV shows, movies, and books.
Balto: Balto, a Siberian Husky, was famous for his part in a 1925 sled-dog relay race that delivered lifesaving diphtheria medicine to Nome, Alaska. The public lauded Balto and his crew after they finished the race.
Scooby-Doo: Since 1969, Scooby has entertained viewers. He loves food, is cowardly, and can solve mysteries with his human pals.
Beethoven: Beethoven is a Saint Bernard who starred in a famous film series in the 1990s. He is well-known for his endearing personality and ability to get himself into all kinds of misadventures.
Toto: Toto is a Cairn Terrier from the 1939 film "The Wizard of Oz." He is renowned for his bravery and loyalty, and his role in the film served to make him one of the most famous dogs in film history.
Gidget: Late 1990s Taco Bell ads featured Chihuahua Gidget. "Yo quiero Taco Bell!" made her one of the most famous pets in popular culture.