Mark Shuttleworth, founder of Caninical has announced the name of upcoming Ubuntu release in this blog. This name follows the earlier nomenclature of Ubuntu, i.e. follows the alphabetical order and is named after a creature with an adjective as the first word.
Ubuntu 12.04 starts with P (Precise), 12.10 with Q (Quantal) and 13.04 will start with R (Raring). The second name will start with the same letter and will be named after a creature.
This release is scheduled to be out on 25th April, 2013 and will feature better integration of Ubuntu with mobile platform. Developers will concentrate on battery life, power and flexibility of Ubuntu on mobile devices like laptops, tablets and netbooks.