WARNING COLOUR. 



4t 



Dragon flies are often brilliant, Avith red, bhie, yellow, green and other 

 vivid colonrs associated with black. A few grasshoppers are very vivid. 

 Warning colouring is very common. It is found that many insects 

 exactly copy the markings of such warniiigly coloured insects ; the former 



Fig. 65. 

 Warningly coloured Beetle. 



are not distasteful, have no unpleasant taste or smell, but escape 

 because they look like nasty butterflies or beetles. This is known 

 as Batedaii mimicnjy after its discoverer. Many Danaid butterflies 



Fig, 66. Fig. 67. 



A Wasp, protected hy its stiny and A Fly, harmless and edihle, lohtch 



xmrningly coloured. mimics the Jl^asj). 



are Avarningly coloured; other butterflies, not of this group, but 



living in the same locality, exactly mimic the Danaid in form and 



colour ; they look closely alike and only careful examination shows that 



