Black-and-white warblers are known to walk up and down tree trunks and along limbs and branches in search of bugs hidden ...

Elon Musk has unveiled a new “X” logo to replace Twitter's famous blue bird as he follows through with a major rebranding of the social media platform he bought for $44 billion last year.

Desktop users who have logged on since Monday likely noticed the restyle first when a simple black-and-white “X” greeted them in place of the iconic blue and white bird logo.