Google+ - When uploading an avatar that does not have a face, a notification suggests uploading a more recognisable photo of yourself.
/via Brian Grellmann

Google+ - When uploading an avatar that does not have a face, a notification suggests uploading a more recognisable photo of yourself.

/via Brian Grellmann

Bitbucket - Chooses your default repository avatar based on your code language.
/via Joel Unger

Bitbucket - Chooses your default repository avatar based on your code language.

/via Joel Unger

deviantArt - Visual prompt to encourage users to fill in more details about their profile when registering.
/via Benje

deviantArt - Visual prompt to encourage users to fill in more details about their profile when registering.

/via Benje

Quora - After entering your email adress it loads your avatar to the right of the form. 

Quora - After entering your email adress it loads your avatar to the right of the form. 

Dribble - Hovering a persons name or avatar affects the hover state of both.
/via @guigoguido

Dribble - Hovering a persons name or avatar affects the hover state of both.

/via @guigoguido