The insect is a number of the nuture，they lives in the grassyland or the we should protect them because they are important for 译文：昆虫是大自然中的一员，它们生活在草地里或者树上我们应该保护它们因为它们对我们来说很重要Butterflies are a kind of beautiful They are very The color of them are red，pink，blueand so I like them because they are a part of the Thank you!Cockroaches are insects of the order Blattaria or Blattodea，of which about 30 species out of 4，500 total are associated with human About four species are well known as [1][2]Among the best-known pest species are the American cockroach，Periplaneta americana，which is about 30 millimetres (2 in) long，the German cockroach，Blattella germanica，about 15 millimetres (59 in) long，the Asian cockroach，Blattella asahinai，also about 15 millimetres (59 in) in length，and the Oriental cockroach，Blatta orientalis，about 25 millimetres (98 in)Tropical cockroaches are often much bigger，and extinct cockroach relatives and 'roachoids' such as the Carboniferous Archimylacris and the Permian Apthoroblattina were not as large as the biggest modern species
