Download The Spirit of the Hive: The Mechanisms of Social Evolution by Robert E. Page Jr. PDF

By Robert E. Page Jr.

Charles Darwin struggled to give an explanation for how 40 thousand bees operating at nighttime, doubtless through intuition by myself, may well manage themselves to build whatever as ideal as a honey comb. How do bees accomplish such impressive initiatives? Synthesizing the findings of many years of experiments, The Spirit of the Hive offers a accomplished photograph of the genetic and physiological mechanisms underlying the department of work in honey bee colonies and explains how bees’ complicated social habit has developed over thousands of years.

Robert web page, one of many best honey bee geneticists on the planet, sheds gentle on how the coordinated job of hives arises clearly while employee bees reply to stimuli of their setting. The activities they soak up flip adjust the surroundings and so swap the stimuli for his or her nestmates. for instance, a bee detecting considerable shops of pollen within the hive is inhibited from foraging for extra, while detecting the presence of hungry younger larvae will stimulate pollen amassing. department of work, web page indicates, is an inevitable manufactured from workforce dwelling, simply because person bees fluctuate genetically and physiologically of their sensitivities to stimuli and feature diversified possibilities of encountering and responding to them.

a desirable window into self-organizing regulatory networks of honey bees, The Spirit of the Hive applies genomics, evolution, and behaviour to clarify the main points of social constitution and enhance our knowing of complicated adaptive structures in nature.

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Top: The left figure shows the test arena used for assays of light sensitivity based on the design of Jochen Erber. Bees were placed under the light bucket and were exposed to light of increasing intensities. Lights of equal intensities were on opposite sides of the chamber. 125 percent to 100 percent. The right figure shows the path of a tested bee. A light was turned on, and the bee was given time to orient to the light and approach it. After the bee reached the light, it was turned off, and the light of the same intensity on the opposite side was turned on.

I was on sabbatical leave at the Technical University of Berlin. I had been invited to give a lecture at an international conference and wanted to discuss some elements of the response-threshold models I had been working on for 10 years. I needed a demonstration of a response threshold for my talk. Until this time, I had treated response thresholds as black-box phenomena that must be true. How else can one explain behavior? 7). He would take pictures. We subjected bees to increasing concentrations What Is the Spirit of the Hive?

Adaptive significance of the age polyethism schedule in honeybee colonies. Behav. Ecol. Sociobiol. 11:287–293. Seeley, T. D. 1989. Social foraging in bees: How nectar foragers assess their colony’s nutritional status. Behav. Ecol. Sociobiol. 24:181–199. Seeley, T. D. 1995. The Wisdom of the Hive: The Social Physiology of Honey Bee Colonies. Cambridge, MA: Harvard University Press. , and Page, R. E. 2012. Ovarian control of nectar collection in the honey bee (Apis mellifera). PLoS ONE 7:e33465. 0033465.

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