Jake smelled the tuna fish before he smelled the man who brought it. And, yes indeed, he did come racing into the living room like his tail was on fire.
When he saw the man he paused, tilted his head to the side, and then straightened his posture. Always pleasant and mannerly. Jake's mother had taught all of her children well. And his time in the Galactic Air Force (test pilot training) had taught him discipline and respect. So he was always very polite to strangers.
Which was difficult with the smell of tuna lingering in the air.
"Nice to meet you, sir!" Jake said telepathically. He sniffed the air. "Is that tuna, perchance?"