Twitter has changed its brand and logo from its famous BLUE BIRD to “X”.

The new white X on a black background has replaced the blue bird on the desktop version of the social network, although is yet to appear on the mobile app.

“Tweets” will also be replaced, according to Twitter’s owner Elon Musk, and posts will be called “x’s”.

The billionaire has changed his profile picture to the new logo and added “X.com” to his Twitter bio.