Let’s classify and learn Observe the illustration given below. Do you know all the peculiarities of the organisms shown in the illustration? Notice the classification of these organisms on the basis of certain observable characteristics. Analyse the criteria used for classification. Those with wings Those without wings Wing A pair of observable wings Two pairs of observable wings Number of wings Legs with unequal length Legs with equal length Peculiarity of legs Transparent wings Non transparent wings Peculiarity of wings Illustration 12.1 Basic Science VIII 169