More than 5,300 mail carriers were bitten by dogs last year, a number the USPS is trying to bring down with a push for public awareness as well as a clever, if simple, sticker-based program.

We asked a veteran mail carrier to explain what those paw-print stickers mean—and how pet owners can help protect postal workers from dog bites. Reader's Digest.

More than 5,300 mail carriers were bitten by dogs last year, a number the USPS is trying to bring down with a push for public awareness as well as a clever, if simple, sticker-based program.

More than 5,300 mail carriers were bitten by dogs last year, a number the USPS is trying to bring down with a push for public awareness as well as a clever, if simple, sticker-based program.