''DEFENCE, NOT DEFIANCE y 



125 



hairs, which must be as tempting to cattle as offering 

 them strips of flannel ! 



Many kinds of the fungi popularly known as 



Fig. 50. — Wood Sorrel [Oxalis acetosella). 



" Toadstools " are poisonous, or otherwise so unpalat- 

 able that they are never eaten except by certain 

 slugs and the larvae of beetles, whose omnivorous 

 appetites have enabled them to withstand what 

 would be poisonous to other animals. In some 



