Experiments on the Color Sense . 
261 
are here described are far from being conclusive, but it seems 
to us that since the evidence must, from the nature of the sub¬ 
ject be cumulative, they are of value. We, ourselves, are of 
the opinion that all the experiments taken together strongly 
indicate that spiders have the power of distinguishing colors. 
Milwaukee , Wisconsin , Nov. 20, 189If. 
