How the Snake Lost Its Legs the butterfly, the snake, and the cheetah. Each consists of three to eight sections named in the style of Rudyard Kipling's "Just So Stories", with titles like "How the butterfly got its spots" or "How the snake elongated its body", though a couple of sections use "Why?" rather than "How?", as in "Why the fly twirls his penis" (it rotates during embryonic development under the control of different genes). In these chapters, Held explains the mechanics of evolutionary developmental biology, complete with accounts of what genes such as hox, hedgehog, and engrailed do to shape bodies. The third part is
The Leopard Man dark night. The owner of the leopard, a solo sideshow performer named Charlie How-Come—billed as "The Leopard Man"—begins pestering Manning for money for replacement of the leopard. Soon a girl is found mauled to death, and Manning and Kiki feel remorse for having unleashed the monster. After attending the girl's funeral, Manning joins a posse that seeks to hunt down the giant cat. Presently another young woman is killed, and Manning begins to suspect that the latest killing is the work of a man who has made the death look like a leopard attack. The leopard's owner, who admits to