good point busher but to use a hybred of which I keep myself ,you would not produce a first x ? and I for one would not like lakey ,fell, or god forbid border terrier in the mix for a lurcher ,and you would be right in saying not all kc dogs are earth dogs not even working dogs and id stick my neck out and say 90% aint workers and in truth there aint many hybreds working to ground either ?,anyway I cant fault the line the first x I use or the ones iv used in the past ? and none have lacked any fire at all ? and chap my first x came from digs his kc,s and i have no reason to disbelieve him he b