As stated - it is the official name for the breed. You don't call English bulldogs English bulls do you? Karelian bear dog, old English sheepdog, canaan dog, canadian or american eskimo dog. Just so happens that the word 'dog' is part of their official breed name.
Eli - Hellwigg's Freedom in Stride RN CGN
Cajun - Hellwigg`s Hot for Karma CGN TT UCC
Evie - border collie mutt CGN
Sweetie - APBT CGN