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Animal Behavior > Mating Systems > Flashcards

Mating Systems Flashcards

1
Q

Criteria for Classification of Mating Systems

A

number of mates
manner of mate acquisition
pair bond duration and stability
pattern of parental care

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2
Q

monogamy

A

1 male, 1 female with a pair bond
Mate Assistance
Faculative Monogamy
Female Enforced Monogamy

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3
Q

polygamy

A

1 sex with more than 1 of the other sex

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4
Q

polygyny

A 
1 male with multiple females = high competition/sexual dimorphism
Territory Defense
Female Defense
Lek Polygyny
Scramble Competition
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5
Q

polyandry

A

1 female with multiple males
Territory Defense
Male Defense

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6
Q

promiscuity

A

both sexes have more than one partner and no pair bonds

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7
Q

polygynandry

A

2 or more males with 2 or more females with bonds

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8
Q

EPP

A

Environmental Potential for Polygamy

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9
Q

Environmental Potential for Polygamy

A

how clumped mates are in space and time

  • highly clumped females = high polygyny
  • operational sex ratio
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10
Q

Territory Defense

A

Polygyny & Polyandry

opposite sex chooses mate based on resources and territory. territory owner fends off others

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11
Q

Female Defense

A

Polygyny

males defend females; male moves with females

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12
Q

Lek Polygyny

A

Polygyny

males congregate in an area and display; females choose

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13
Q

Scramble Competition

A

Polygyny

no pair bonds, random mating

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14
Q

Lek Formation

A

Hotshot
Hotspot
Female Preference

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15
Q

Hotshot

A

1 good male, other males go because the females will be attracted to the hotshot

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16
Q

Hotspot

A

place where females congregate

17
Q

Female Preference

A

females like clumped males for quick evaluation

18
Q

Evolution of Polyandry

A

ground nesting, high nest failure rate, small clutches, future female condition, precocial young, double clutching in monogamous bird species

19
Q

Male Defense

A

Polyandry

competing for access to males

20
Q

Mate Assistance

A

Monogamy
2 parents needed to raise young
(biological)

21
Q

Faculative Monogamy

A

Monogamy
when females are rare - mate guarding
(environmental)

22
Q

Female Enforced Monogamy

A

Monogamy
female will attack male if with another female
(social)

23
Q

EPC

A

Extra-Pair Copulation

24
Q

Extra-Pair Copulation

A

Mate with another - “cheating”

25
Q

Cuckoldry

A

female strategy - have your young raised by others

26
Q

High Paternal Care When…

A

paternity is certain (external fertilization)

territory/association (male is staying, so paternal care increases)

Animal Behavior (11 decks)

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