Heron Lake Plateau [M] the red and the black

She watched him expectantly as he struggled to explain, but utterly failed. She cocked her head, wondering what on earth had happened to make the ordinarily loud-mouthed, very-aptly-named Screech clam up like this. He fumbled for words before finally getting up and asking to demonstrate. She shrugged and did as he instructed, standing in place with her neck craned around to see what he was up to. When he reared up and placed the weight of his body on her back, she (in her characteristic, occasionally-dimwitted way) somewhat obtusely asked, "Oh. So uh, you jumped on her back...?"