Update 10/21: iOS 9.1 is now available for everyone.
In addition to announcing the new iPhone 6s and iPhone 6s Plus, Apple TV 4, and iPad Pro at its Hey Siri event today, Apple has shipped something perhaps even bigger in the first beta versions of the upcoming iOS 9.1 software update: new emojis! The latest character editions to the special keyboard include options for tacos, unicorns, squirrels, crabs, and a lot more. The glyphs for each section like Animals & Nature and Objects have also been updated. The new keyboard will ship with iOS 9.1 which is expected to debut later in November. More examples below: