wing tracks seen upon the cylinder cells unobstructed by his wings. were precisely seven to the inch, which number, multi- Unlike the butterfly and other four plied by 18'< (the number of inches in circumference). winged insects, the bee is provided with means by which the wings on ?•'* itt»u.tt,… … site sides, though I am unable to state the cylinder, the results having been inscribed after the Fig. 3.-WING STROKES OF BEE AS RECORDED ON SMOKED CYLINDER how it is effected. That it exists is experiments were completed, the lowest number given proved by the fact that if the wings being the…
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