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Lottery solution. ... wi siBi= wi p mi ... the net market price of brides and mi is the average productivity of his sisters. ...
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Mating Systems Causes Types and distribution Ecological factors Polygyny threshold Polyandry Causes of spacing patterns Parental care and female dispersion influence ...
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Different primates eat different ... Polygyny one-male: Gorillas. Polygyny multimale: Chimps ... Bonobos don't compete with gorillas for food. More food to eat ...
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Polygyny one-male: Gorillas. Polygyny multimale: Chimps. Brain to Body Weight Across Species ... Bonobos don't compete with gorillas for food. More food to eat ...
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Chapter 11 The evolution of mating systems Monogamy: one male one female Polygamy Polygyny: one male, multiple females. Polyandry: one female, multiple males.
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Nonsororal polygyny features male aggrandizement with competition among large ... Prediction concerning frequency of polygyny fails here. ...
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Functional vs. Conflict Perspectives on the Family ... Monogamy, polygamy, polygyny, polyandry. Endogamous vs. exogamous marriage ...
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... each individual has 1 bond Polygamy: some individuals have 1 bond Polygyny: males have 1 bond Polyandry: females have 1 bond Polybrachygamy: ...
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Increase in divorce rate possibly brought. about by industrializing. ... Polygyny- man has more than one wife. Functions: gain status and prestige; economic ...
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Aries. History of childhood. Demos. 3. Origins of Family ... Stem family = one child remains to carry on family line. Polygyny = One man, more than one wife ...
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Polygamy Vs. Polygyny. Polygamy: One individual having multiple spouses at the same ... Marriage of a woman to two or more men at one time; a form of polygamy. ...
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approximately true if population is very large. Ne = effective population size ... resource polygyny -- leks. Effective population size, Ne affected by: ...
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Women are legal status of men. Polygyny practiced but not universally ... 1400's = Portuguese establish ports from Arabia to SE Asia, controlled spice trade ...
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Monogamy one mate at a time. Polygyny more than one female mate ... Serial Monogamy. Double Brooding. Wood Duck. Brood Parasitism. Redhead and Canvasback ...
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Levirate - a marriage custom according to which a widow marries a ... Polygamy Plural marriage. Polygyny Marriage of one man to several women, most preferred ...
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Hummingbirds. The Ruff and multiple mating male ... Hummingbirds Neotropical and Nearctic. Birds of Paradise - Australasia. Scissor-tailed Flycatcher ...
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... national governments, particularly in Africa, have attempted to outlaw polygamy. ... practiced by Mormons in the U.S. until it was outlawed by the United ...
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... birds, insects, mammals. prolonged and episodic - many mammals ... continuous - some insects, some fishes, some mammals. Mating systems. Population attributes: ...
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Snake Mating Systems, Behavior, and Evolution: The Revisionary Implications of Recent Findings Rivas, Jesus A., Burghardt, Gordon M. (2005). Snake Mating Systems ...
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... no pair bonds Lek = common mating area Prairie Chicken Male sage grouse Sexual Selection = choice of one sex by another Sexual Dimorphism = males and females ...
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Red-backed Salamander Red-backed salamanders feed on a large variety of invertebrates. These include mites, spiders, insects, centipedes, millipedes, beetles ...
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Mate Choice Psychology 3196 Questions Can I buy you a drink? Would you like to go out with me? Wanna have sex? (Clark and Hatfield, 1989) 73 percent of men NO women ...
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These species are high starvation tolerance, ... to cope with severe environmental conditions (e.g., salt marsh plants) ... Evolutionary mechanism of C-S ...
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4) Social Systems - Mating Systems. Mating systems have 3 components: ... Example: female gorillas travel in groups to avoid predation. by leopards. ...
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Title: Diversification of dioecios angiosperms Author: Jana Vamosi Last modified by: Jana Created Date: 7/10/2001 3:23:30 PM Document presentation format
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Family Family types Nuclear (Parents & children) Extended (Parents, children, & other kin) Blended Marriage patterns Endogamy Same social category People marry others ...
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Marriage, Kinship, and Illness Marriage and Kinship: Some Basic Anthropological Terms Kinship boundaries: patrilineal, matrilineal, bilateral Residence of wedded ...
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Opportunist versus competitor species. Opportunist species are often very small and devote all their resources to ... Semelparous and opportunist ...
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Polygamy (many wives) Polyandry ... or conditional monogamy (i.e. polygamy)? Nicrophorus americanus ... How to define polygamy and polyandry. Human ...
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Title: MAMMALS Author: Preferred Customer Last modified by: Pima Community College Created Date: 8/11/2005 9:28:28 PM Document presentation format
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(Eqypt & N. Africa) Other kingdoms, including European royalty, also have practiced endogamy, but based on cousin marriage rather than sibling marriage. This ...
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Female grouping patterns affect male pi; clustering of females makes them ... well-being of group depends on male fierceness, nice guys don't cut it...
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Country-level differences in socio-economic change are reflected in nuptiality outcomes although not always in the expected direction Hypothesis not supported: ...
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Title: Slide 1 Author: Tianshu Pan Last modified by: admin Created Date: 8/28/2004 11:26:36 PM Document presentation format: (4:3) Company
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Life History Strategy Strategy: 1. skill managing any affair 2. the art of planning operations in war Life history: An individual s pattern of ...
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Molecular ecology, quantitative genetic and genomics Dave Coltman + Melissa Gunn, Andrew Leviston, Katie Hartnup & Jon Slate Past, present & future Characterized ...
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Mating Systems. Males can produce lots of sperm almost continuously ... Polyandrous yellow-toothed cavy. Genetic Benefits. Good Genes Hypothesis ...
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Tucker and Aquinas Philosophy of Love and Sex Aquinas: A puzzle about sex Anti-sex objection: Sex makes people irrational (at least while they re having sex).
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Direct Benefit. F may choose on the basis of : gift, paternal ... Indicator must be costly so M can't cheat. Often cost of trait is less for high quality males ...
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As a minimum, incest taboo covers the immediate family: parents and siblings. Taboo often extends to cover a lineage and even a clan ...
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The Family Life Cycle Saudi Diploma in Family Medicine Center of Post Graduate Studies in Family Medicine Dr. Zekeriya Akt rk zekeriya.akturk@gmail.com
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Sex and Marriage Sexual Relations Among primates, the human female is unusual in her ability to engage in sexual activity whether she is fertile or not.
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Slavery in Colonial North America History of European Slavery Practiced by Greek Democracies Accounted for a large portion of Roman wealth Middle Ages: house slaves ...
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Chapter 51 ~Animal Behavior
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The pinyon mouse lives on average about 6 mo. ... How do deer select mates? Notice, in each case, females evaluate some quality in the male. ...
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how members of a particular species (or population) choose and ... Example: Djungarian hamsters. bbs.petsky.com.cn. Social Monogamy and extra-pair copulations ...
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Female dispersion influenced by resource distribution ... Brown headed cowbird Obligate nest parasites. Lay eggs in host species nests ...
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Title: PowerPoint Presentation Author: Jeff Lane Last modified by: boutin_lab Created Date: 11/6/2003 5:03:30 AM Document presentation format: On-screen Show
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male reproductive success in southern elephant seals behavioural estimates and genetic paternity a. fabiani (1,2), f. galimberti (2) and a.r. hoelzel (1)
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Functional vs. Conflict Perspectives on the Family ... Randall Collin's theory of sexual stratification and four types of families ...
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Family, household kin, extended, nuclear, reconstituted, marriage, monogamy, ... Functionalism, Marxism, Feminism, Interactionism, radical psychiatry. 9/24/09 ...
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Chicks were separated into 3 groups. 1. Raised in soundproof chambers unable to hear songs ... 2. Chicks allowed to hear songs for 5 months (still. immature) ...
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Animal Behavior AP Chapter 51 Reciprocal altruism is limited to species with stable social groups where individuals meet repeatedly, and cheaters (who don t ...
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Title: Ground Rules, exams, etc. (no make up exams) Text: read chapters 1, 6, 7, then 3, 4, 5, 8, etc. Profess -Knowledge - Study (rewire your brain!)
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