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
The Body in the Library earlier, Anne Meredith knows Ariadne Oliver as the writer of a book called "The Body in the Library". In the first episode of the second series ("And the Moonbeams Kiss the Sea") of the television series "Lewis," the body of a handyman is found in the Bodleian Library. DS James Hathaway comments to DI Robbie Lewis, "You realise what we've got, don't you, sir. ... The body in the library." The 1984 television film "The Body in the Library" was part of the BBC series of "Miss Marple", with Joan Hickson making the first of her acclaimed appearances in the