نتایج جستجو برای: monogamy pregnancy
تعداد نتایج: 140774 فیلتر نتایج به سال:
The phenomenon of quantum erasure exposed a remarkable ambiguity in the interpretation entanglement. On one hand, data is compatible with possibility arrow-of-time violations. other it also possible that temporal non-locality an artifact post-selection. Twenty years later, this problem can be solved monogamy experiment, which four entangled quanta are measured delayed-choice arrangement. If Bel...
In many rodent species males display paternal behaviour. The primary reported effect of this paternal care is to increase pup survival. In mammal females, pregnancy and lactation are energetically demanding, especially when they are concurrent in post-partum reproduction. To face this energy requirement, females generally lengthen the duration of their post-partum pregnancy. In the present stud...
A number of studies have implicated the neurohypophyseal peptides oxytocin and vasopressin in the central mediation of complex social behaviors, including affiliation, parental care and territorial aggression. Research on a monogamous rodent, the prairie vole (Microtus ochrogaster), suggests that these neuropeptides are also involved in the control of several behaviors associated with monogamy,...
We evaluated the influence of pre- and post-copulatory sexual selection upon male reproductive traits in a naturally promiscuous species, Drosophila melanogaster. Sexual selection was removed in two replicate populations through enforced monogamous mating with random mate assignment or retained in polyandrous controls. Monogamous mating eliminates all opportunities for mate competition, mate di...
The paper sets out to study Norwegians’ experiences of non-monogamy. Data were collected by questionnaires in a web sample 4160 Norwegians (18–89 years). 26.3% men and 17.8% women reported that they ever had non-consensual Consensual non-monogamy was 3%. Compared participants with no or experience, consensual highly related relationship intimacy positive sexual attitudes toward sex sexuality. A...
Although monogamy is the dominant relationship style in Western world, there are alternative options for non-monogamous dynamics. This paper works to explore how roots of became structure, hidden drawbacks monogamy, those who assert be compulsory hold a stigma against partake other dynamics, and this can work oppress. It also explores what dynamics are, participates them, myriad benefits that r...
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