It turns out that there may not be such a thing as bunnies stupid enough to slam into trees and kill themselves, but there are other animals silly enough to do so.
For example, little lambs.
Standing the night watch is exceedingly dull, especially during the time when darkness and light mix. The sky has only just started to brighten, half dark and half light, intertwining to create a dimness, making the heavens themselves groggy, to say nothing of the people who still dare not sleep.
Chen Shi was in charge of the second half of the night watch. No one spoke to him, and he himself hadn't had enough sleep. As a result, he spent the night in a state of half-dreaming and half-nodding off. By the time it was nearly dawn, his eyes were completely closed, and he was in a light sleep—an utterly unreliable guardian.
In fact, not only Chen Shi but even Jiang Feng, who didn't need to sleep, felt a bit bored, sitting on a stone and spacing out.
"Bang."