In the book, Poulton also coined the term aposematism for warning coloration, which he identified in widely differing animal groups including mammals (such as the skunk), bees and wasps, beetles, and butterflies.
No libro, Poulton tamén acuñou o termo aposematismo para a coloración de advertencia, que identificou en grupos moi diferentes de animais, incluíndo mamíferos (como a mofeta), abellas e avespas, escaravellos e bolboretas.