Birds are vertebrate animals adapted for flight. Many can also run, jump, swim, and dive. Some, like penguins, have lost the ability to fly but retained their wings. Birds are found worldwide and ...

One of the two original 12-foot bird logos that once adorned Twitter’s San Francisco headquarters is now up for sale, offering an opportunity to own a piece of social media history. The massive emblem ...

However, this bird wasn’t part of the official logo initially. Later, Twitter co-founder Biz Stone modified the bird, giving it wings and a distinct look, which designer Philip Pascuzzo and ...