Blair: Blair was the first to appear in movies in history. In 1905, Blair appeared in the movie Rescued by Rover  . It is a British film that a baby is kidnapped by an old woman, but the faithful family dog Rover saves the baby at last. Though Rover is a common name, it became popular because of the dog hero in the movie. Lassie: lassie used to be the most famous dog in the world. She is a character who has starred   in many movies, TV shows and books over the years. Lassie was created by Eric Knight and made her way into a short story in a newspaper in 1913 and into a novel in 1940. Laika: Laika is the first animal that has orbited the earth. On November  3, 1957, Laika was sent to space in the Soviet Union's Sputnik 2.(2). The Soviets admitted soon after the launch that the spacecraft would not return. It meant that the poor animal would die. People argued a lot about Laika's death. Several countries issued stamps in memory of Laika. She became the first animal to give her life for the exploration of space. Rin Tin Tin: Rin Tin Tin is the first American dog movie star. He first appeared in WhereThe North Begins in 1925. Rin Tin Tin went on to make 25 movies, he even signed his own contracts with paw prints . During his best time, he earned about 5 million dollars for those people who worked for him. Snoopy: snoopy may be the most famous cartoon dog in the world. As a hunting beagle   from Charles Schultz' popular newspaper comic strip  , Peanuts, snoopy first appeared in 1950. Though snoopy was at first a minor figure, he grew to become the strip's best-known character. He is famous for always sleeping on top of his doghouse and sometimes dressing up and pretending himself as a World War I airplane pilot. Snoopy appeared in the Peanuts comic strips until Schultz's retirement ( and death ) in February of 2000. Which dog is most worth respecting?
Laika. Snoopy Lassie. Rin Tin Tin.