race features:
Canine smell
Gain advantage on any perception checks that can involve smell.
Hunting insticts
Gain profiecency with survival and gain advantage on any tracking rolls that can involve smell.
Canine Bite
Canines have powerful jaws and longer sharper teeth then humans, You can take an action to bite(1d20+str) a creature within 5 ft.and deal 1d6+str piercing damage
Jaw grapple
If you successfully bite a target you may also automatically grapple them this turn. They can still roll on their turn.
Gnaw
If you have a target grappled in your jaw they take 1d6+str damage every failed escape attempt.
Fetch
Always gain advantage in a chase.
Unlike feline Talirin ears that are always small and perky, Dog ears are larger(per size) and will differ between Floppy or also Perky ears. Usually not housing very complex designs, they are also fluffier on average.
Other then that Canine Talirin posess longer sharper teeth then human and lips that can move further away from the mouth, Which usually is only recognizable when they're either biting something bigger then their mouth of snarling and showing off their teeth.