Bats’ exceptional closeness rating (10) reflects their intricate relationships with bat fleas (8), guano (9), and parasites (7). These entities share close proximity, shared ecological roles, and behavioral interactions. Their interconnectedness highlights the significance of close relationships in ecological systems, influencing nutrient cycling, pest control, and disease transmission. Understanding and protecting these close relationships is crucial for conservation and management efforts, as they play a vital role in maintaining biodiversity, ecosystem health, and disease control.