While many think the tenuous relationship between dogs and letter carriers is mostly urban legend, attacks do happen in Duluth every year, prompting the USPS to ask for help from pet owners.
Snail mail isn't for everyone. According to The Los Angeles Times, a German man has been sentenced to six months in prison after he pleaded guilty to shipping nearly 250 tarantulas by mail to the United States.
A federal prosecutor said 37-year-old Sven Koppler, who must also pay a $4,000 fine, is one of the "largest illegal importers of tarantulas."