ANTC23H3 Lecture Notes - Lecture 3: Dewoitine D.9, Bonobo, Mate Choice

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Published on 30 May 2011
School
UTSC
Department
Anthropology
Course
ANTC23H3
Professor
Lecture 3 May.24.11 BLUE FONT
SLIDE MATE CHOICE: WHY ARE FEMALES THE CHOOSIER SEX?:
Females must choose mates selectively, because a bad decision in mate choice cost
then more just gestation
SLIDE FEMALE MATE CHOICE:
1) Direct benefits
oExamples:
Infant care
Resources (e.g. food)
SLIDE FEMALE MATE CHOICE (CONT.):
Examples:
oSuperiors genes for offspring (good genes”)
oComplementary genes
SLIDE FEMALE MATE CHOICE FOR DIRECT BENEFITS:
Receive services such as grooming
SLIDE FEMALE MATE CHOICE FOR DIRECT BENEFITS (CONT.):
Care for offspring (carrying an infant, grooming, etc.)
Protection (for her infant) from infanticidal males
SLIDE FEMALE MATE CHOICE FOR DIRECT BENEFITS (CONT.) 2:
osex for food hypothesis:
Eg. Meat-sharing by male common chimpanzees
Female mate more with males who males share meat
SLIDE FEMALE MATE CHOICE IN HUMANS:
Women rate men providing infant care as looking more attractive
SLIDE FEMALE MATE CHOICE IN HUMANS (CONT.):
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Why? More available resources, or the ability to acquire them (money/wealth)
SLIDE FEMALE MATE CHOICE IN HUMANS (CONT.) 2:
oMen with many resources can potentially attract many mates
Examples: Polygamy
SLIDE FEMALE MATE CHOICE FOR GENETIC BENEFITS:
Dominances is thought to indicate genetic quality
SLIDE FEMALE MATE CHOICE IN HUMANS (CONT.):
oWomen may select for dominant males (those with high social standing,
etc.)
SLIDE POTENTIAL CUES OF DOMINANCE: MALE FACIAL APPEARANCE (CONT.) 2:
Dominant Face: (left)
oProminent chin
oHeavy brow ridges
oMuscular face
Faces with low Dominance: (right)
oWeak chin
oSlight brow ridges
ofleshy face
SLIDE POTENTIAL CUES OF DOMINANCE: MALE FACIAL APPEARANCE (CONT.) 3:
Dominant Face: (left)
oProminent chin
oHeavy brow ridges
oMuscular face
Faces with low Dominance: (right)
oWeak chin
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Document Summary

Females must choose mates selectively, because a bad decision in mate choice cost then more just gestation. Slide female mate choice: direct benefits, examples:  examples: superiors genes for offspring ( good genes , complementary genes. Slide female mate choice for direct benefits (cont.  care for offspring (carrying an infant, grooming, etc. )  protection (for her infant) from infanticidal males. Slide female mate choice for direct benefits (cont. ) Meat-sharing by male common chimpanzees: female mate more with males who males share meat.  women rate men providing infant care as looking more attractive. Slide female mate choice in humans (cont. www. notesolution. com. More available resources, or the ability to acquire them (money/wealth) 2: men with many resources can potentially attract many mates.  dominances is thought to indicate genetic quality. Slide female mate choice in humans (cont: women may select for do minant males (those with high social standing, etc. )