concealed ovulation造句

• This is all complicated by humans'concealed ovulation.
• The meaning of women's concealed ovulation has attracted much speculation among primatologists.
• This hypothesis suggests that women concealed ovulation to obtain men's aid in rearing offspring.
• Such hidden fertility has been coined concealed ovulation, and is part of extended female sexuality.
• To the extent that concealed ovulation strengthened pair bonding, selective pressure would favor concealed ovulation as well.
• To the extent that concealed ovulation strengthened pair bonding, selective pressure would favor concealed ovulation as well.
• Baker, on the other hand, sees concealed ovulation and sperm competition as two sides of the same coin.
• Concealed ovulation and menopause in women both also occur in a few other primates however, but are uncommon in other species.
• Evolutionary psychologists have advanced a number of different possible explanations for concealed ovulation ( and elements of several hypotheses may be true ).
• As stated earlier, it is possible for many elements of different hypotheses to be true regarding the selective pressures for concealed ovulation in humans.
• They, unlike other species, were thought to not have any obvious external signs to signal estral receptivity at ovulation ( concealed ovulation ).
• Dixson, having surveyed the sexual behavior of some 200 primates in considerable detail, suspects the concealed ovulation question is being approached the wrong way.
• In humans and bonobos, the female undergoes relatively concealed ovulation so that male and female partners commonly do not know whether she is fertile at any given moment.
• Her usual sexual partner would have little reason to doubt her fidelity, because of the concealed ovulation, and would have high, albeit unfounded, paternity confidence in her offspring.
• Another, more recent, hypothesis is that concealed ovulation is an adaptation in response to a promiscuous mating system, similar to that of our closest evolutionary relatives, bonobos and chimpanzees.
• A mating would be successful in resulting in conception when it occurred during ovulation, and thus, frequent matings, necessitated by the effects of concealed ovulation, would be most evolutionarily successful.
• Humans are considered to have " concealed ovulation " because there is no outward physiological sign, either to a woman herself or to others, that ovulation, or biological fertility, is occurring.
• Pawlowski s paper offers views that differ from the other hypotheses regarding concealed ovulation in that it pinpoints physiological changes in early humans as the cause of concealed ovulation rather than social or behavioral ones.
• Pawlowski s paper offers views that differ from the other hypotheses regarding concealed ovulation in that it pinpoints physiological changes in early humans as the cause of concealed ovulation rather than social or behavioral ones.
• Human females exhibit concealed ovulation also known as'hidden estrus', meaning it is almost impossible to tell when the female is fertile, so frequent matings would be necessary to ensure paternity.