Are petting zoos safe?

Petting zoos present a small but noteworthy risk of bacterial infections, particularly for young children. One example cited is a tragic case where a 3-year-old girl died from hemolytic uremic syndrome, a severe condition caused by a specific strain of E. coli bacteria. This illness can lead to brain damage, kidney failure, and even death if not promptly treated in a hospital's intensive care unit.

The bacteria responsible for this syndrome are present on an animal's fur, wool, manure, bedding, soil, feed, enclosure floors, and fences. Humans can contract the bacteria through contact with contaminated surfaces and then inadvertently ingest it by touching their mouths. Young children are at the highest risk due to their tendency to put fingers, toys, food, and pacifiers in their mouths, and their inability to wash their hands thoroughly.

While many animals carry these bacteria, cattle and other ruminants, as well as some other pathogens, are known reservoirs. This means that while petting zoos and open zoos can pose risks, they also offer educational opportunities for children. However, to mitigate the risks, proper hygiene practices are crucial. This includes clear communication about infection risks, accessible hand-washing facilities, and physical separation between areas where animals are touched and where food is consumed.

Parents should ensure their children are supervised at all times and that their hands are washed with soap and water for at least 20 seconds before coming into contact with anything that may go into a child's mouth. Hand sanitizer is not as effective as thorough handwashing. Choosing a petting zoo with hand-washing stations outside animal areas, equipped with running water, soap, disposable towels, and signs reminding visitors to wash before eating or drinking, can significantly reduce the risk of infection.