"A, B, C, tunnelings of the carpenter bee; E, the carpenter bee; D, a partition; F, teeth, magnified"…
"The eyes, which are among the most wonderful objects in nature, are almost always of the kind called…
"The structure of the mouth in insects exhibits very remarkable modifications, and these are of the…
"Scales from the wings of a butterfly, Vanessa antiopa, highly magnified. 1. from border of anterior…
"The animal in this case is inclosed in a cacareous tube, the anterior extremity of which is closed…