In the early 20th century, raccoons were poised to become the go-to model for animal experiments. They were some of the most curious and intelligent animals available, scientists believed, so that meant they were an obvious choice for comparative psychology studies. Though raccoons were the subject of several psychology experiments at the turn of the century, they didn't stick around in labs for long. Unlike rats, they were hard to breed and maintain in large numbers. They also had the pesky tendencies to chew through their cages, pickpocket researchers, and hide out in air vents. Despite one researcher's plan to breed a tamer strain of raccoon, the creature's future in the lab never took off.

How smart is a raccoon? While raccoons are intelligent animals, Melanie is particularly gifted for her species. “All raccoons are pretty smart,” said Suzanne MacDonald, a professor of animal behavior at York University in Toronto. “Back in 1913, this guy named Walter Hunter wanted to see if raccoons are smarter than dogs.

How aggressive are raccoons? Aggressive raccoons. While a normal raccoon wouldn't attack a person, they will sometimes “bluff” if they feel threatened or cornered. Raccoons may huff, grunt, or “charge” at you, but they're just trying to scare you off so you'll leave them alone.

Can humans get raccoon roundworm? The species commonly found in raccoons is Baylisascaris procyonis. When infective eggs of this roundworm are ingested by humans, Baylisascaris larvae hatch in the intestine and travel through the organs and muscles. Infected raccoons shed millions of eggs in their feces.

Is raccoon feces harmful to humans? Raccoon droppings may carry several potentially dangerous diseases. Recently, however, raccoons have been recognized as the main host for an even more dangerous parasite called Baylisascaris procyonis. This is a disgusting roundworm that can cause extremely serious disease conditions in humans.

Do raccoons come out in the winter time? During cold spells they will curl up in a ball or lay on their backs, covering their eyes with their front paws and sleeping for days at a time. But if the cold weather snaps, it is not unusual for the nocturnal raccoons to come out in search of food.

Can humans get raccoon roundworm? Raccoons are the primary host of Baylisascaris procyonis, a roundworm that can be harmful to people. Roundworm eggs are passed in the feces of infected raccoons, and people become infected by ingesting eggs. Anyone who is exposed to environments where raccoons frequent is potentially at risk.