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? a Little Doe", a track from her 1996 album "Hard Core", and a remix of the American trio Intro's 1995 single "Funny How Time Flies". The rapper further introduces herself as "the female Mack". "How Many Licks?" received primarily positive reviews from music critics following its release and during retrospective reviews. Commentators praised the single for its sexual content. Michelle Goldberg of "Salon" wrote that Lil' Kim maintained a focus on her "playfully ripe side" from "Hard Core". Noisey's Adria Young referred to its lyrics in 2015 as "some of the rap diva’s most raunchy verses to date", citing the