On the top we have a red wolf. Red wolves are slightly larger in size than a coyote. Red wolfs also have a shorter and wider muzzle than a coyote. On the bottom we have a coyote. A coyotes ears are also larger than a red wolves ears. A wolf will also have a shorter and bushier tail. Red wolves are critically endangered. There are estimated 20-23 left in the wild. There is 200 kept in captivity, therefore we need to step in and help these beautiful creatures.