The word that best replaces dog in the sentence, "That dog has a short body, long legs, floppy ears, and an odd tail." is;
The hound dogs are species of dogs that are used in hunting and search parties because of their special sensory abilities. Hound dogs also have great speed. They can also have a combination of great speed and sharp sense of smell.
About their physical features, these dogs have the above descriptions, namely, short body, long legs, floppy ears, and an odd tail.
Their speeding abilities help hunters to catch their preys while their sense of smell help the police and hunters to find missing things and preys respectively.
Learn more here:
brainly.com/question/1205045