interbreed

 
Pronunciation: /ɪntəˈbriːd/

verb (past and past participle interbred /-ˈbrɛd/)

  • (with reference to an animal) breed or cause to breed with another of a different race or species: [no object]: wolves and dogs can interbreed
  • (of an animal) inbreed: (as noun interbreeding) their energy and physique had been sapped by interbreeding