STEVE INSKEEP, HOST:
Good morning. I'm Steve Inskeep. The saying says neither snow nor rain nor heat nor gloom of night can keep U.S. postal carriers from their appointed rounds. But in one Austin, Texas, neighborhood, mail delivery is suspended by a hawk. The bird dive-bombs mail carriers and anybody else in Travis Heights. A biologist says it's likely defending hatchlings. So for the next few weeks, residents are being asked to collect their mail at the local post office. It's MORNING EDITION. Transcript provided by NPR, Copyright NPR.