DENVER — It was 2:30 p.m. on a Wednesday, and Reid Matsuda was looking for rat burrows.

For nearly a century, the mockingbird has reigned supreme as the state bird of Florida, surviving multiple coup attempts by the Florida Legislature.

The tolling plan, the first of its kind in the country, appeared to be running smoothly as drivers adjusted to the new fee. See How Much It Will Cost You Why New York Started Congestion Pricing 2 ...