Evolution of the cochlea about 7 mm long. Like in lepidosaurs and archosaurs, it contains a lagena, a vestibular sensory epithelium, at its tip. Only in therian mammals (marsupials and placentals) is the cochlea truly coiled 1.5 to 3.5 times. Whereas in monotremes there are many rows of both inner and outer hair cells in the organ of Corti, in therian (marsupial and placental) mammals the number of inner hair-cell rows is one, and there are generally only three rows of outer hair cells. Amphibians have unique inner ear structures. There are two sensory papillae involved in hearing, the basilar (higher frequency) and amphibian
Where I Find You The album sold 25,000 copies in the first week, and this helped it achieve the spots on the 200, Christian and Digital albums charts for the week of February 11, 2012. Where I Find You Where I Find You is the second studio album release by Kari Jobe, which was released January 24, 2012, but was her first album on the Sparrow Records label. The song "We Are" is the only radio and charted hit off of the album, so far. The album has charted on three "Billboard" charts: No. 10 on "Billboard" 200, No. 1 on Christian Albums and