Last week, Twitter replaced its iconic bird logo with the letter 'X', marking the latest major shift since Elon Musk's takeover of the social media platform. Twitter, founded in 2006 and whose name is a play on the sound of birds chattering, has used avian branding since its early days. Needless to say, Elon Musk's Twitter logo rebranding has become the talk of the town, and the subject of viral jokes and memes. Now, World Wide Fund for Nature (WWF), has used the rebranding of Twitter to talk about wildlife conservation. The German chapter of the WWF created an impactful graphic that shows the evolution of the blue bird logos over the years. The post drives home the point that some animals are heading for extinction if we don't protect them. Notably, McCann Germany, an advertising agency, collaborated with WWF to create the graphic and shared it on LinkedIn. When translated into English, the caption of the graphic reads, ''The whole world mourns the los