Which ant is typically a common issue in hospitals?

The Pharaoh ant is a particularly common issue in hospitals due to its small size, adaptability, and ability to thrive in indoor environments. These ants are often found in places where food is present, such as kitchens, hospitals, and food storage areas. In medical settings, they pose a significant concern not only because they can contaminate sterile environments but also because they can carry pathogens and bacteria that might affect vulnerable patients.

Pharaoh ants are known for creating large colonies and can reproduce quickly, making eradication efforts challenging. Their nesting habits allow them to thrive in a variety of locations within a hospital, including behind walls, in electrical junction boxes, and in other hidden spaces. This adaptability combined with their ability to access food and moisture sources enhances their prevalence in hospitals, contributing to why they are a primary concern in such facilities.