The litter mate to yours looks like it has thrown to the whippet side slightly more,it could just be the angle the photo was taken,have you any more pictures of it ? Brenner gifted me the sister to my dog last month,which my buddy has , she is lighter , slightly , the dog Carrys a bigger head too.
I'm still kicking myself having to pass her on, circumstances made it impossible for me to put in the time she deserves. No better men in the country to give her a fair try though. And at least I know where the breeding is if it works.your dog's looking good sully. If he get a chance, put up a pic o