Pond Life 
big one, and there is a small stream 
running through it, as is so often the 
case, and it is stocked with trout, then 
what I have tried to describe may be 
seen. 
The mayflies and dragon-flies are 
members of very old families. They can 
trace their descent back for many, many 
thousands of years. For there are beau- 
tiful impressions of the wings of ancient 
dragon-flies and mayflies to be found in 
the lithographic stones, which are the 
hardened slabs of what was at one time 
soft mud. These impressions show all 
the delicate veins in their wings in the 
plainest way possible, as if they had 
only been made yesterday. 
The newts are prominent members of 
the pond world, and look quite imposing 
in the net full of smaller creatures, 
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