ANT100Y1 Lecture Notes - Lecture 2: Philopatry, Polygynandry, Ruffed Lemur

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28 Jan 2013
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ANT100Y1 Full Course Notes
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ANT100Y1 Full Course Notes
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Social and mating systems lecture 2 (antb22) Social systems composition of a group (# of males and # of females) & group living (cohesive) versus alone (solitary) Offspring live with mother until its old enough to fend for themselves animals will also come together to mate if food is clumped. Used to be called harem (1 male and. 1 female with many male + offspring males provide extensive parental care. Mating systems: describes the # of copulation partners that different individuals have. Sometimes mating system is the same as social systems (not always) 1 female mates with many males but each male mates with only that female. 1 male mates with multiple females but each female. Hamadryas mates with only that male baboon males are usually sires of all group offsprings. Polygynandry both males and females mate with multiple members. Can out compete other groups in inter-troop competition. More individuals means more knowledge of resources (increased foraging efficiency)

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