Male steroid hormones and
female preference for male body odor.
However, the underlying first - male advantage that we (and [24]-RRB- found could also simply result from
a female preference for the first male she is paired with.
Female preference for a mate in orb - web spiders is often measured by latency to move onto the mating thread (as an indication of willingness to mate) and copula duration (under female control, with the potential to limit the amount of sperm males can transfer)[3], [11].
Fitness consequences of
female preference for male pheromones in Tenebrio molitor.
We emphasize that the role of the sexes would be reversed in this model if the matrix were to encode
female preference for younger males (rather than male preference for younger females) and that the current role of the sexes may be interpreted equivalently as older females being out - competed completely by younger females, their dominant behavior driving the decline in female fertility.
Finally, the local adaptation hypothesis suggests that individuals locally adapted to their environment may experience limited movement, and over time
female preference for local males may produce divergence in song, creating different song dialects within a species [12,13].
«I think there's also
female preference for more familiar males because they are likely to be of higher quality given that they have out - competed other males.»
They then identified three different call variants, and measured
female preference for each one (equivalent to choosing a mate).
This too strengthens
the female preference for longer sperm, as they get good genes to pass on to their offspring.»
Polish scientists have shown that male and
female preferences for a height difference (known scientifically as sexual dimorphism) change based on how tall they are, perhaps so that people can widen their own dating pool.
Not exact matches
Some ads list a
preference for men, others try to lure male applicants by describing the attractiveness of future
female co-workers, while many more place unfair and unequal demands on women applicants.
And I had to work through those other things — which had to do with being
female, and leaming that I really am made in the image of God, that God really does have a
preference for the oppressed and the outcast.
Finally the survey showed that, amongst younger consumers and particularly
females, there is a strong
preference for aluminium closures.
In Beverage
Preferences, Attitudes, & Behavior of «Sweet» vs. «Tolerant» Wine Consumers, the take - home messages include, «There's a new market opportunity
for wine out there: primarly
female — but with a significant percentage of males as well — young, adventurous and willing to try new wines — on their own terms.»
As the leading advocate
for female consumers, WomenCertified Inc., home of the Women's Choice Award, created the first national award based on the ratings and
preferences of women.
Is there a
preference for a male or
female therapist?
In countries like China and India, parents indicate their
preference for male over
female children by selective abortions (allowed by pre-natal screening), which abort a disproportionate number of
female fetuses.
Politicians have long talked about changing the succession rules, which currently operate male
preference primogeniture - male heirs getting
preference over their older
female siblings (which hasn't actually been an issue
for many decades).
Previous studies had shown that the males, which breed with a single
female at a time, show a
preference for larger partners.
In all cases, male cats showed a significant
preference for using their left paw, while
females were more inclined to use their right paw.
He continues, «The problem is,
for any kind of male ornament, it's been a challenge to figure out why those
female preferences arise and evolve.
I tried everything from recording the vocalizations of crickets fighting
for females to mapping the habitat
preferences of lizards.
The study found that
female babies in West Africa were more likely to die, perhaps due partly to a gender bias and
preference for sons.
It is thought that «selective pressure» acts only on males — that is, the pressure that the
female exerts on the male through her differential
preferences for certain qualities in the male.
The corresponding author of the study, Casey A. Klofstad, said these findings suggest that perceptions of speakers based on their voices can influence hiring
preferences for female job candidates.
It turned out that
females almost always evolved
preferences for highly competitive males, even if mating with uncompetitive but caring males would have resulted in more offspring.
Both male and
female mice whose mPOA neurotensin neurons were artificially driven this way showed a
preference in standard tests
for moving closer to mice of the opposite sex.
While men's
preferences for dominant - looking allies were stronger after a loss compared to a win in a violent confrontation with another male, women's
preferences for dominant - looking allies were weaker after a loss compared to a win in a violent confrontation with another
female.
Macleod says the reason males show a strong
preference for females who smell like they've eaten a lot is that mating with a fatter
female may result in more offspring than with less well - fed
females.
In a new study titled «Mating strategy flexibility in the laboratory:
Preferences for long - and short - term mating change in response to evolutionarily relevant variables», the research team captured the relationship preferences of 151 heterosexual male and female volunteers (75 men and 76 women) by asking them to look at pictures of 50 potential partners, and to indicate whether they would prefer a long or short - term relationship
Preferences for long - and short - term mating change in response to evolutionarily relevant variables», the research team captured the relationship
preferences of 151 heterosexual male and female volunteers (75 men and 76 women) by asking them to look at pictures of 50 potential partners, and to indicate whether they would prefer a long or short - term relationship
preferences of 151 heterosexual male and
female volunteers (75 men and 76 women) by asking them to look at pictures of 50 potential partners, and to indicate whether they would prefer a long or short - term relationship with each.
The scientists point out that, in the wild (where there are no magnetic wingmen), the
females»
preference for local males» vibrations could be an early sign of speciation in the red mason bees: If the
females of one subspecies stop mating with the other subspecies entirely, the two lineages may eventually become incompatible and diverge into two separate species.
Urszula Marcinkowska, a biologist at the University of Turku in Finland, and her colleagues wanted to know whether culture also influenced males»
preferences for females, or whether men judged
females in a more universal way.
In the lab,
female starlings showed a
preference for those songs, perching near a loudspeaker that was playing them.
The results were clear - cut and unambiguous: the aroused
females did not show any particular
preference for large males and mated as if randomly, leading the authors to conclude that once sexually aroused,
females have no
preference in terms of mates.
Female mice show
preferences for the scent of healthy males and yet surprisingly they choose unhealthy males just as often as mating partners.
Male behavior changed from age indifferent
preference (model AP) to
preference for younger
females (model YF, Table S3).
The difference between age indifferent
preference (model AP) and
preference for younger
females (model YF) in producing a menopausal effect was robust across population sizes and mutation rates.
Human male mating
preference for younger
females could be viewed as an aspect of male driven sexual selection [67], [68].
Here we use a stochastic, two - sex computational model implemented by computer simulation to show how male mating
preference for younger
females could lead to the accumulation of mutations deleterious to
female fertility and thus produce a menopausal period.
The mating
preference matrix represented the propensity
for a male of age i to form a bond with a
female of age j, which might have yielded offspring if both were fertile.
To find out, Stern created population genetic models involving
females with or without a given trait and males with or without a
preference for it.
Reproductive rates of giant pandas living in a zoo are substantially increased when both males and
females show a
preference for each other, finds a study in Nature Communications.
And that «failure» led Peichel and her colleagues to later brainstorm — and build — a special fish tank with transparent compartments
for two males and one
female that allowed them to test other aspects of fish mating
preferences.
The bed nucleus of the stria terminalis is critical
for sexual solicitation, but not
for opposite - sex odor
preference, in
female Syrian hamsters.
The most unexpected finding in the first Saint Louis Zoo study was that, even though the young
females displayed a
preference for maintaining close proximity with one another, the frequency and extent of low - intensity aggressive interactions among them was rather high, rather like bickering among sisters.
Yes I'm looking
for a long term relationship BUT am also looking to make new
female friends regardless of their sexual
preferences.
So she conducted a study on OK Cupid using four
female profiles with nearly identical content: two white
females and two Asian
females, one of each with no listed racial
preference and one of each with a listed
preference for Asian men.
When I heard this from my
female partner, after that I asked if she knows some factor
for this
preference.
So, no matter if you are young men seeking sugar momma, a sugar momma searching
for young men or a sugar daddy looking
for a
female sugar baby, SugarMommaClub will serve each of these
preferences.
I'm 37, I live in Houston, and I am looking
for someone, either male or
female, in the area or at least in the state... however, that's just a
preference.