How the Snake Lost Its Legs fly embryo. His books on evolutionary developmental biology (evo-devo) include "Imaginal Discs: The Genetic and Cellular Logic of Pattern Formation" (2002), "Quirks of Human Anatomy: An Evo-Devo Look at the Human Body" (2009), and "Deep Homology? Uncanny Similarities of Humans and Flies Uncovered by Evo-Devo" (2017). In Held's view, "Quirks", "Snake", and "Deep Homology" form a trilogy on evo-devo. "How the Snake Lost Its Legs" is ostensibly organised into six chapters, but in effect into three parts. The first chapter serves as an introduction and overview. The next four chapters provide what Held calls "the meatier aspects of evo-devo" with
How Many Licks? Lawrence and features the singer as a sex doll in three sexual fantasies. Sisqó did not appear in the video due to conflicts with his record label, Def Jam. Although music critics praised the visual, its treatment of sexuality elicited varied opinions from academics. It was also compared to music videos by other artists, including Minaj's 2011 single "Stupid Hoe" and American rapper Missy Elliott's 1997 single "The Rain (Supa Dupa Fly)". In addition to the clip, Lil' Kim promoted "How Many Licks?" with live performances. Mario Winans and Sean Combs produced "How Many Licks?" and wrote it with Lil'