In 2008, an anonymous Wikipedia editor made a seemingly minor change to the coati article: renaming the animal the "Brazilian aardvark." The edit caught fire across the internet. News channels picked up the fictional name and ran with it, treating it as fact. Within hours, major media outlets were repeating the false designation, demonstrating how quickly misinformation could spread from a crowdsourced encyclopedia into mainstream news cycles. The incident became a cautionary tale about the reliability of Wikipedia and the vulnerability of journalists who failed to verify information against other sources.

Coatis are real members of the Procyonidae family, native to South America, Central America, Mexico, and the Southwestern United States. Their actual name comes from Tupian languages of Brazil, where "coatimundi" means "lone coati." They are diurnal, tree-climbing mammals with distinctive long snouts and ringed tails, nothing like aardvarks, which are African insectivores in an entirely different taxonomic order. The coati has no scientific or common-language connection to aardvarks whatsoever.

What made this 2008 incident significant was not the prank itself but what it revealed about information ecosystems. A single unverified edit on a wiki page traveled upward into news organizations that should have cross-checked the claim against established zoological references. The episode underscored that even as the internet democratized access to knowledge, it had also created new pathways for error and deliberate misinformation to propagate faster than correction. It became a touchstone example in media literacy discussions and a reminder that crowdsourced information requires scrutiny, and that professional journalists cannot afford to treat any source, no matter how popular or accessible, as a substitute for independent verification.