The roughly 560 lb. Twitter bird logo sign is once again up for sale, with the auction house estimating its value at upward ...

One of the two original 12-foot bird logos that once adorned Twitter’s San Francisco headquarters is now up for sale, ...

Twitter's bird logo sign, once displayed at its San Francisco headquarters, is being auctioned again, with bids expected up to $40,000. This logo, known as 'Larry,' was part of Twitter's identity ...

A new report on the state of birds in the United States has an urgent warning: bird populations across nearly every habitat are declining, with about one-third of U.S. bird species in critical ...

In this week’s roundup, catch up on the spread of bird flu in the U.S., a tuberculosis outbreak in Kansas and lessons from fossilized vomit. The U.S. government lost control of the bird flu ...