Maternal Aggression and Juvenile Sociality in Hibiscus Harlequin Bugs

2020 ◽  
Vol 33 (2-4) ◽  
pp. 116-124
Author(s):  
Lachlan C. Jones
Keyword(s):  
1982 ◽  
Vol 16 (4) ◽  
pp. 455-461 ◽  
Author(s):  
Bruce Svare ◽  
Martha A Mann ◽  
John Broida ◽  
Sandra D Michael
Keyword(s):  

2011 ◽  
Vol 16 (4) ◽  
pp. 262-274 ◽  
Author(s):  
Inna Altschul ◽  
Shawna J. Lee

This study used data from 845 foreign-born ( n = 328) and native-U.S. born ( n = 517) Hispanic mothers who participated in the Fragile Families and Child Wellbeing Study (FFCWS) to examine four indicators of acculturation—nativity, years lived in the United States, religious attendance, and endorsement of traditional gender norms—as predictors of maternal physical aggression directed toward young children. The authors also examined whether psychosocial risk factors associated with child maltreatment and acculturation—maternal alcohol use, depression, parenting stress, and intimate partner aggression and violence—mediate relationships between acculturation and maternal aggression. Foreign-born Hispanic mothers had significantly lower rates of physical aggression than native-born Hispanic mothers. In path modeling results, U.S. nativity, along with maternal alcohol use, parenting stress, and child aggressive behavior, emerged as the strongest risk factors for maternal physical aggression. Among the four acculturation indicators, only foreign birth was directly associated with lower maternal aggression. Study findings suggest immigrant status is a unique protective factor that contributes to lower levels of physical aggression among Hispanic mothers.


2021 ◽  
pp. 235-264
Author(s):  
Vibeke Ottesen

This chapter explores evolutionary psychological (EP) perspectives on maternal aggression, focusing on physical aggression, both lethal and nonlethal. It argues that the psychological mechanisms underpinning such aggression held an adaptive function to our foremothers. If such mechanisms formerly did hold an adaptive function, then maternal aggression should not be expected to be a random event, nor necessarily caused by pathology. Rather, the risk factors and characteristic traits of maternal aggression should follow an ancestrally adaptive and evolutionary logic. In which case, it should be a predictable phenomenon on a societal level. And as the chapter presents, the theoretical understanding of maternal aggression that EP perspectives offer has allowed for the successful prediction of risk factors and characteristic traits for such aggression. The chapter reviews these risk factors and traits, along with the theoretical reasoning the predictions are based on and the cross-cultural empirical support for their existence.


1990 ◽  
Vol 16 (3-4) ◽  
pp. 145-163 ◽  
Author(s):  
Jan Mos ◽  
Berend Olivier ◽  
Ruud van Oorschot
Keyword(s):  

Behaviour ◽  
2003 ◽  
Vol 140 (7) ◽  
pp. 899-924 ◽  
Author(s):  
◽  
◽  

AbstractThe birth of a younger sibling is a normal event in the life of a nonhuman primate, yet commonly it is thought to be a stressful transition for the older sibling. In our previous research, we found that yearling rhesus monkeys (Macaca mulatta) experienced increases in one mild form of distress but no significant increases in overt forms of distress, in spite of significant reductions in mother-yearling interaction. Nevertheless, some individual yearlings were distressed by this transition and here we examine variables that may structure individual differences in distress. We observed 31 yearling rhesus monkeys on Cayo Santiago, Puerto Rico, during the month before and month after their siblings' births using focal animal sampling methods. Attachment theory (Bowlby, 1969), parent-offspring conflict theory (Trivers, 1974), and dynamic assessment models (Bateson, 1994) all predict a relationship between reduction in maternal care and increase in offspring distress, yet no previous study of sibling birth in primates has examined this relationship. We found that the reduction in the proportion of time on the nipple from the month before sibling birth to the month after was related to the rate of geckering (a distress vocalization) after sibling birth, and that the increase in time out of sight of the mother was related to the proportion of time yearlings spent in a tense state after sibling birth. Maternal aggression after sibling birth also was related to the yearlings' rate of geckering. Yearling distress was related to qualities of the mother-yearling relationship, in that yearlings that had relatively greater responsibility for maintaining proximity with their mothers before sibling birth were relatively more tense afterwards. Yearlings displayed increases in play, grooming, and contact with group members other than the mother after sibling birth, suggesting a marked shift toward greater maturity in their social relationships.


1996 ◽  
Vol 1996 ◽  
pp. 34-34
Author(s):  
K.A. McLean ◽  
A.B. Lawrence ◽  
J.C. Petherick ◽  
L. Deans ◽  
J. Chirnside ◽  
...  

Maternal oestrogen and progesterone have been shown to be important in the initiation of maternal behaviour (e.g. Shipka and Ford, 1991). It has also been suggested by Csermely and Nicosia (1991) that there is an association between social rank and the performance of maternal behaviour. This study investigated the relationships between social behaviour during pregnancy, levels of sex steroids around parturition and the level of maternal care shown by gilts. Sows and gilts are generally housed in farrowing crates during parturition and lactation. This study also ascertained whether or not the farrowing environment affected sex steroid concentrations.


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