336 



STRANGE DWELLINGS. 



be the case with many birds, the additions being always made 

 to the margin. 



It is a remarkable fact that this enlargement of the nest 

 should be common both to birds and insects. The reader may 



GOLDEN ORIOLES AND NEST. 



perhaps remember that the wasp, as well as other hymenoptera, 

 lays an ^%g in the cell while it is yet shallow, and adds to the 

 cell in proportion to the growth of the grub. The time of year, 



