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27 Cards in this Set
- Front
- Back
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Solitary (most insects)
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Nonsocial
Aggregate to mate or resource limitations |
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Communal
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Members of same generation live together
No coop brood care |
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Example of "collective behaviors" of social caterpillars
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Coop foraging
Group defense Shelter building Thermoregulation |
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Subsocial
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parental care of immatures for some part of life cycle
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Presocial
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some features, but not all of "true" sociality
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Semisocial
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coop brood care
reproductive division of labor members of same generation live together |
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Eusocial (true sociality)
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coop brood care
reproductive division of labor overlapping generations |
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Trophallaxis
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ritual feeding
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Kin selection
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strategies to favor reproductive success of relatives
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Haplodiploidy
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Viable drones come from unfertilized eggs, females from fertilized eggs
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caste genetics
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haploids (1n) = male
diploids (2n) = female |
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sex determination
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if egg is heterozygous at sex locus = female
if egg is homozygous at sex locus = diploid drone (low survival) If eggs is unfertilized = viable haploid drone |
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centralized
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following a leader, using plan
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self organization or decentralized
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no one is in charge, this is what insect use
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seasonal colonies
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yellowjackets, hornets, paper wasps, bumble bees
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perennial colonies
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termites, ants
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termite castes
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can develop into adult workers, soldiers or reproductives depending on colony needs
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common termite in delaware
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eastern subterranean termite
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hymenoptera
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haplodiploid
holometabolous (helpless larvae) |
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honey bee caste system
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queen, workers (sterile females), male drone, brood (larvae, which develop comb)
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swarming
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colony reproduction, new queen leaves, new queens reared
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determination female caste of honey bees
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nutrition (royal jelly) + pheromone
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"age based polyethism"
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different jobs carried out depending on age
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foraging
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collecting nectar and pollen
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propolis
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sticky plant sap needed to repair cracks
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who came up with the dance language?
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karl von frisch
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Bivouac
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move periodically
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