OCR Text |
Show Insects Lead All It Is computed that there are five times as many different kinds of Insects In-sects as There are sperles of all other living things put together. Seventy vears ai:n the number of species ot insects preserved in collection- was about 170. fl. Today It is estimated that there are 7."u.O;Ki sorts, and that without counting the parasitic -r.--turcs. in Kui'ope ahme there arc .""U.Ofxl sperios. Most insects live nn tr(?es or plants. There are known to je 4."0 ports which make their Iioim 1 in oak trees, and about - In tnr I pine. Of beetles aionu the varietij exceed 1!Xi.0. |