Present participle; Past participle - interbreeding - interbred Present - interbreed - interbreed - interbreeds - interbreed - interbreed - interbreed Past - interbred - interbred - interbred - interbred - interbred - interbred Future - will interbreed - will interbreed - will interbreed - will interbreed - will interbreed - will interbreed Present conditional - would interbreed - would interbreed - would interbreed - would interbreed - would interbreed - would interbreed Present Perfect - have interbred - have interbred - has interbred - have interbred - have interbred - have interbred Past Perfect - had interbred - had interbred - had interbred - had interbred - had interbred - had interbred Future Perfect - will have interbred - will have interbred - will have interbred - will have interbred - will have interbred - will have interbred Past conditional - would have interbred - would have interbred - would have interbred - would have interbred - would have interbred - would have interbred Imperative - - - interbreed - - - - - - - -