Felidae (novel) many contemporary ethical problems and philosophical questions, such as the relationship between mankind and animals and the idea of superior races within species. Thus, the "Felidae" series can be considered more complex and multi-layered than many contemporary crime novels. The novel begins with Francis, a tomcat, moving to a new neighborhood with his owner. Francis soon finds the corpse of another local cat, Sascha. Bluebeard (Blaubart in the original print), a deformed local cat, is convinced that humans(cat slang: "can-openers") are responsible for the death and other recent murders. Francis disagrees with this assessment, convinced that the slash on Sascha's
Felidae Adult tigers actually display elongated rosettes that now appear as stripes. Adult lions seem to lack any distinctive markings altogether. Both juvenile tigers and lions, however, display partial rosettes. This ancestral character state appears only during these early stages, supporting the notion that ontogeny reflects phylogeny. The rosette patterns found on snow leopards, jaguars, and leopards all have a common origin. Fossil occurrences indicate that the Felidae arrived in North America about 10 million years later than the Canidae, and about 20 million years later than the Ursidae and the Nimravidae. Traditionally, five subfamilies have been distinguished within the Felidae