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Unformatted text preview: However in larger insects, the tracheal system uses compressible air sacs for ventilating the tracheal system. system. They also use Body movements to ventilate the tracheal system. Insects might be the most diverse group of animals on earth, this diversity required many modifications to the tracheal system. For example, aquatic insects have a wide variety of tracheal systems adaptations. Some aquatic insects have evolved gills for respiration. Some like the mosquito larva have closed their spiracles except for the last two on the abdomen and have also evolved a siphon, which protrudes above the waters surface. (Reference:nas.cl.uh.edu/puzdrowski/biology4434/respiration.htm)...
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This note was uploaded on 06/22/2011 for the course BIO 1101 taught by Professor Staff during the Fall '10 term at Kennesaw.
- Fall '10