“Don’t do that!” the Doctor shouted as Rose reached to pluck a pink flower from a slender plant, standing by itself in a sunny spot.
“What? Why?” Rose asked, confused. “Are plants like this one sacred to the people who live here or something?”
“Not exactly.” The Doctor shoved his hands in his trouser pockets and grinned that crazy grin. “Plants like that one ARE the people who live here, and they don’t take kindly to having bits pulled off them while they’re sunbathing.”
The plant in question turned to glare at Rose, who took a step back.