While researching a video about bird banding (coming soon!), I attempted to access the U.S. Bird Banding Laboratory's website in the early hours of September 30th. Instead, I was directed to this page:
Here is a summary of my search: a collection of homepages for various technical and scientific government agencies during the shutdown. Using data from the Office of Management and Budget and the Washington Post, I've indicated the percentage of each agency's workforce on furlough.