 | H. D. Richardson - 1852 - 140 páginas
...the community ; they sting but once, and that act is death to them. " The Drones differ considerably in outward appearance from the workers ; they are...drones as males, but this is not proved as yet by occular testimony. When bees augment the number of their drones more than usual, it is a sign that... | |
 | 1867 - 378 páginas
...the workers ; they are supposed to be imperfect males, and have no stings. The occupation assigned them are the nursing of the young by means of provisions...consider the drones as males, but this is not proved as ret by occular testimony. When bees augment the number of their drones more than usual, it \ea sign... | |
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Drones differ considerably in outward appearance from the workers ; they are supposed to be imperfect males, and have no stings. The occupations ascribed to them are the nursing of the young by means of provisions from the store-house, and the carrying... 