Buenoa References Buenoa insect genus Ask Anything Homework Help Written by The Information Architects of Encyclopaedia Britannica The Information Architects maintain a master list of the topics included in the corpus of Encyclopædia Britannica, and create and manage the relationships between them. The Information Architects of Encyclopaedia Britannica Britannica AI Ask Anything Learn about this topic in these articles: backswimmerThe genus Buenoa, which usually floats or swims some distance below the surface, appears reddish or pinkish in colour because of the pigment (hemoglobin) contained in certain cells. Read MoreThe genus Buenoa, which usually floats or swims some distance below the surface, appears reddish or pinkish in colour because of the pigment (hemoglobin) contained in certain cells. Read Morerespiratory system/ Trachea…used by the hemipteran insects Buenoa and Anisops is an internal oxygen store that enables them to lurk for minutes without resurfacing while awaiting food in relatively predator-free but oxygen-poor mid-water zones. The internal oxygen store is in the form of hemoglobin-filled cells that constitute the first line of oxygen… Read More…used by the hemipteran insects Buenoa and Anisops is an internal oxygen store that enables them to lurk for minutes without resurfacing while awaiting food in relatively predator-free but oxygen-poor mid-water zones. The internal oxygen store is in the form of hemoglobin-filled cells that constitute the first line of oxygen… Read More