Evolution of the cochlea of the ear, consisting of the scala media, the scala tympani, and the scala vestibuli. Regarding mammals, placental and marsupial cochleae have similar cochlear responses to auditory stimulation as well as DC resting potentials. This leads to the investigation of the relationship between these therian mammals and researching their ancestral species to trace the origin of the cochlea. This spiral-shaped cochlea that is in both marsupial and placental mammals is traced back to approximately 120 million years ago. The development of the most basic basilar papilla (the auditory organ that later evolved into the Organ of Corti in mammals) happened
Fantastic Beasts and Where to Find Them described hereafter are fictional and cannot hurt you." He repeats the Hogwarts motto: "Draco dormiens nunquam titillandus", Latin for "Never tickle a sleeping dragon". "Fantastic Beasts and Where to Find Them" contains the history of magizoology and describes 85 magical species found around the world. Scamander says that he collected most of the information found in the book through observations made over years of travel across five continents. He notes that the first edition was commissioned in 1918 by Augustus Worme of Obscurus Books. However, it was not published until 1927. It is now in its fifty-second edition. In the