Android now is an extremely popular mobile OS on the planet. This small robot creates a big world. Many developers are also devoting themselves to Android development. For both novices and experts, you all need to keep your skills updated and know what's happening in Android community. So we recommend some websites which you should bookmark.
News
Android People : Very interesting and most updated
Android Weekly : Newsletters specially for Android developers
Blogs
Android Developer Official Website : To get the latest SDK update and support.
Android Developer's Blog : A blog about Android news and tips.
Android Development Community | Android Tutorials : A community which many developers write posts on, the posts are categorized so you can easily find what you want.
Styling Android : A blog about styling and, in particular, theming Android apps.
Android UI Patterns : It's about UI designs on Android.
Cyril Mottier : This blog is written by Cyril Mottier, he has been recognized by Google as a Google Developer Expert on the Android platform. The contents on this blog are about his experience.
Android User Interface | User Experience
Android Hive : An excellent beginners Android blog.
Tutorials
Android Development : It includes tutorials about development for Android. It suits for developers with different level of skills.
Android Tutorial : Some good tutorials.
Videos
http://www.youtube.com/playlist?...
http://www.youtube.com/playlist?...
Forums
People
Romain Guy, Roman Nurik, Jake Wharton and Cyril Mottier.
There are also some general but popular website such as Stackoverflow and Github, we will not introduce them here.
More updates to come...