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Answer:
Argyroneta aquatica is a unique air-breathing spider that lives virtually its entire life under freshwater. It creates a dome-shaped web between aquatic plants and fills the diving bell with air carried from the surface. The bell can take up dissolved O2 from the water, acting as a 'physical gill'.
Explanation:
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Answer:
Water spider, (Argyroneta aquatica), also known as diving bell spider, species of spider that is known for its underwater silk web, which resembles a kind of flexible diving bell. The water spider is the only species of spider known to spend its entire life underwater.