Losing them

Hiccup has entered the army after losing his parents from a land mine he joined to make them happy

this is my idea of modern Hiccstrid but with dogs instead i can't like cats im allergic to them so i dont know how they act
Toothless: Black Timber wolf
Stormfly: Border Collie
Hookfang:Australian Shepherd
Meatlug: Pug
Barf and belch: Labrador