. Entomology : with special reference to its biological and economic aspects. .>Vf-;-^/. Nest of wasp, Vespa maculata. A, outer aspect; B, with envelope cut away to showcombs. Greatly reduced. substantial food, such as the softer parts of caterpillars, flies,bees, etc., reduced to a pulp by mastication; occasionally waspssteal honey from bees. The workers, as is usual among social Hymenoptera, aremodified females, incapable of reproduction as a rule, thoughthe distinction between worker and cjueen is not nearly so sharpamong wasps as it is among bees. A\^orker eggs are said tobe parthenogen
. Entomology : with special reference to its biological and economic aspects. .>Vf-;-^/. Nest of wasp, Vespa maculata. A, outer aspect; B, with envelope cut away to showcombs. Greatly reduced. substantial food, such as the softer parts of caterpillars, flies,bees, etc., reduced to a pulp by mastication; occasionally waspssteal honey from bees. The workers, as is usual among social Hymenoptera, aremodified females, incapable of reproduction as a rule, thoughthe distinction between worker and cjueen is not nearly so sharpamong wasps as it is among bees. A\^orker eggs are said tobe parthenogenetic and to produce only males. The males,unlike those of the honey bee, are active laborers in the the tropics there are wasps that form permanent colonies,store honey and swarm, after the fashion of honey l)ees. Polistes,—The preceding description of J\spa appliesequally well to our several species of Polistes, except that the 330 ENTOMOLOGY nest of Polistes is a single comb hanging- by a pedicel and with-out a protecting envelope. Miss Enteman, who has carefullystudied th
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectentomology, bookyear1
