Don't panic, don't panic, panicking never helped anybody. Rabbit...poison? Where was the sense in that? Curses, were-rabbits, mutagens, DNA testing? A hallucination? No time to debate semantics, something was happening, better to just deal with it practically.
The change was advancing rapidly up your leg, the tendons straining, light gray fur sprouting on your shins and ankles. Your foot cramps painfully, toes curling as your foot lengthens.
You are wearing tube socks, as luck would have it. You tear the bloody sock, shredding it in half, the better to make a tight knot. Then you loop it around your calf and pull it tight. Just to be safe, you wrap the leg a second time. You haul yourself backwards, scooting up against a shrub, and wait.