Insects do not have lungs. The larger ones breathe through tubes into their body called spiracles and/or smaller tubes called tracheae. Very small insects breathe through their skin using the process known as diffusion.
2006-06-18 11:06:52
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answer #1
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answered by Anita W 1
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insects have an ectoskeleton, that can no longer advance to our length, so that is in no way going to be an problem. Ecto- A Greek-derived prefix meaning exterior. SKELETON. In maximum animals, and positively in flowers, the shape ought to no longer be maintained with no thickening and hardening of particular factors to variety a help for the completed. those hardened factors are referred to as the skeleton because they dry up and proceed to be after some thing else of the body has disappeared. In animals the skeleton is frequently, and in larger animals continuously, rendered more effective inflexible and everlasting through the deposit in it of lime salts, for that reason ensuing in the formation of bone. often times, as in a good number of the decrease or invertebrate animals, the skeleton is on the floor and for that reason acts as a secure practices besides as a framework. that is wide-spread as an exoskeleton. contained in the better or vertebrate animals there is an inner or endoskeleton and the exoskeleton is both very much changed or disappears. The Lobster is the most important and maximum effectual of our residing exoskeleton creaturs, and the heavy shell is supported through the sea's bouyancy. On land the identify is going to the Goliath beetle - belongs to the scarab family individuals, which includes more effective than 30,000 species. some Paleontologists have got here across fossils of a few notorious beetles (cockroaches) that were far larger in the course of the Jurassic era than they're in the present day. Scientists are not truly particular why they were larger decrease back then (wasn't each thing?), even if it ought to have had to at least some thing to do with the hotter climate. Our Earth in the present day has warmth, tropical zones in undemanding words around the equator, yet in the course of the Jurassic and Triassic sessions temperatures global were a lot hotter. If it became the nice and cozy temperature climate that contributed to the large length of the historic species, we would properly be seeing larger species of beetles appearing as international warming keeps. they is often evolving at present. even if, even those giants were nonetheless a lot smaller than we are as a species.
2016-11-14 22:59:34
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answer #2
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answered by Anonymous
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Most insects have small holes on their bodies (often their legs) called spiracles. Air moves passively through these holes and is absorbed into the system of the insect.
2006-06-18 10:27:57
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answer #3
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answered by Steve S 4
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Insects have small holes along the sides of their thorax and abdomen called spiracles through which they take in air.
2006-06-18 10:31:48
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answer #4
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answered by ? 3
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True answers before me. They also have a small capacity of contraction that somehow works as a inspiration-exhalation cycle.
2006-06-18 10:35:06
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answer #5
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answered by pogonoforo 6
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