Redsand Canyon Gently, Gently walk among us

The sincerity in the man's thank you curled around Reyson like a misty morning. He felt a little warm, fast realizing he was being kinder than he would have once upon a time. He wasn't certain how he felt about it. But he had meant every word.

Reyson frowned. It's not merely the size and fragility. Though, that's most of it.I don't know what to do or how to act. I cannot play. I train, I fight, I offer to die. Not a good lesson

 He hadn't played in years. Pups just made him the most uncomfortable. The smells, the size, the play. Everything about them made him nervous 
 
Nanuq and Siku, twins, boys. Hardy strong, luck. A small lift of one side of his maw showed his delight at the other males clear pride. 

Are those family names or mean something. Sounds like a different background.