And this sort of mixing occurs beyond the northeastern US. Coyotes, Mexican wolves and red wolves are known to interbreed in Texas. In North Carolina, coyotes mix with grey wolves, red wolves and domestic dogs. Eastern wolves pass genes between coyotes and western wolves by breeding with both in eastern Canada. Meanwhile, domestic dog genes pop up in Australian dingoes, European grey wolves and Ethiopian wolves.
Source: Is this coyote-wolf hybrid taking over North America? | animal-behaviour | Earth Touch News