Re: Why did the Changelings look like Odo?
Marcus Porcius Cato wrote:
A consideration for Odo?
And the out-of-universe explanation is that we can recognize Changelings on site. If they didn't do it, they would have to tell us each time we ran into a Changeling. This was just easier.
"Cogley was old-fashioned, preferring paper books to computers. He had an extensive collection of books, he claimed never to use the computer in his office."