INTEGBI 31 Lecture Notes - Lecture 5: Kleptoparasitism, Mate Choice, Philopatry
11 Dec 2016
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: eusocial, give up reproduction for the good of the colony reproduction. Loose aggregations : not based on relatedness, based on limited environment & resources & females, cooperative or competitive (seals, manatees, otters, walruses) Bachelor coalitions : (otters, whales, dugongs, manatees) - animals groups of males that seek out females, not winners - usually young males. Fission-fusion : fluid groups in which animals switch from one group to another; can be related (dolphins) Philopatry: love + home; remaining in individual"s birthplace or group. Stable family groups : related - relatives helping relatives, kin selection (dolphins, killer. Mother-offspring : all mammals - mother and offspring from temporary bonds during whales) remain in same groups throughout their entire lifetime time of nursing. If the individual obtains a higher fitness in the group than it would living alone. Reduced time spent searching for food; foraging. Monkeys use different calls to warn against predators. Vigilance: the more individuals, the less sanning you.
