Insects are a major group of arthropods and the most diverse group of animals on the Earth， with over a million described species more than half of all known living organisms with estimates of undescribed species as high as 30 million， thus potentially representing over 90% of the differing life forms on the Insects may be found in nearly all environments on the planet， although only a small number of species occur in the oceans， a habitat dominated by another arthropod group， the There are approximately 2，000 praying mantis， 5，000 dragonfly species， 20，000 grasshopper， 82，000 true bug， 120，000 fly， 110，000 bee， wasp and ant， 170，000 butterfly and moth， and 360，000 beetle species described to Estimates of the total number of current species， including those not yet known to science， range from two million to fifty million， with newer studies favouring a lower figure of about six to ten Adult modern insects range in size from a 139mm (00547 in) fairyfly (Dicopomorpha echmepterygis) to a 7centimetres (3in) long stick insect (phobaeticus chani) The heaviest documented insect was a Giant Weta of 70 g (5 oz)， but other possible candidates include the Goliath beetles Goliathus goliatus， Goliathus regius and Cerambycid beetles such as Titanus giganteus， though no one is certain which is truly the The study of insects (from Latin insectus， meaning "cut into sections") is called entomology， from the Greek， also meaning "cut into sections"
翻译可能有错误Insects are a major group of arthropods and the most diverse group of animals on the Earth， with over a million described species more than half of all known living organisms with estimates of undescribed species as high as 30 million， thus potentially representing over 90% of the differing life forms on the Insects may be found in nearly all environments on the planet， although only a small number of species occur in the oceans， a habitat dominated by another arthropod group， the There are approximately 2，000 praying mantis， 5，000 dragonfly species， 20，000 grasshopper， 82，000 true bug， 120，000 fly， 110，000 bee， wasp and ant， 170，000 butterfly and moth， and 360，000 beetle species described to Estimates of the total number of current species， including those not yet known to science， range from two million to fifty million， with newer studies favouring a lower figure of about six to ten Adult modern insects range in size from a 139mm (00547 in) fairyfly (Dicopomorpha echmepterygis) to a 7centimetres (3in) long stick insect (phobaeticus chani) The heaviest documented insect was a Giant Weta of 70 g (5 oz)， but other possible candidates include the Goliath beetles Goliathus goliatus， Goliathus regius and Cerambycid beetles such as Titanus giganteus， though no one is certain which is truly the The study of insects (from Latin insectus， meaning "cut into sections") is called entomology， from the Greek， also meaning "cut into sections"昆虫是一大组和节肢动物动物地球上最多样化的群体，有超过一百万种超过一半的所有已知的生物与描述过的物种估计高达30000000，因此可能代表了不同的生命形式在这个星球上90%。昆虫可以在几乎所有的环境在地球上存在的，虽然只有一小数量的物种出现在海洋中，由另一个节肢动物甲壳类为主的栖息地。大约有2000的螳螂，5000的蜻蜓物种，草蜢20000，82000个真正的错误，120000粉，110000只蜜蜂，黄蜂和蚂蚁，蝴蝶和蛾的170000，和360000甲虫物种描述的日期。目前的物种总数的估计，包括那些尚未被科学，从二百万到五千万的范围内，新的研究支持了一个较低的数字六到一千万。成人现代昆虫的尺寸范围从139mm（00547）fairyfly（dicopomorpha echmepterygis）到一个7centimetres（3in）长的竹节虫（有时我）。最大的记录的昆虫是一种沙螽70克（5盎司），但其他可能的候选人包括巨型甲虫大角金龟，Goliathus钦定和天牛如泰坦大天牛，虽然没有一个是肯定的，是真正的重。研究昆虫（来自拉丁美洲insectus，意义"；切段"；）被称为昆虫，从希腊，也意为“切片”；。
