What is another word for breathing holes?
Pronunciation: [bɹˈiːðɪŋ hˈə͡ʊlz] (IPA) 
Breathing holes are small openings that allow for air to circulate in and out of enclosed spaces such as underwater caves or tunnels. Synonyms for breathing holes include air vents, air holes, air vents, or ventilation shafts. These openings play a crucial role in ensuring that organisms living within these spaces receive the necessary oxygen for survival. Breathing holes are also important for divers and snorkelers to safely access these environments without risking suffocation or nitrogen narcosis. The size and location of breathing holes can vary greatly depending on the nature of the enclosed space, and their importance should not be overlooked in the study of environmental biology.
