Physicists solve longstanding puzzle of how moths find distant mates
(Phys.org) —The way in which male moths locate females flying hundreds of meters away has long been a mystery to scientists.
Study shows male bowerbirds manipulate female color perception
Study finds investors prefer good-looking male backed entrepreneurial ventures
Flies with brothers make gentler lovers
Flies living with their brothers cause less harm to females during courting than those living with unrelated flies, say Oxford University scientists.
Study suggests why, in some species, mere presence of males shortens females' lifespan
Researchers at the Stanford University School of Medicine have discovered that males of the laboratory roundworm secrete signaling molecules that significantly shorten the lifespan of the opposite sex.
Two Y genes can replace the entire Y chromosome for assisted reproduction in mice
The Y chromosome is a symbol of maleness, present only in males and encoding genes important for male reproduction. But live mouse offspring can be generated with assisted reproduction using germ cells from ...
Study supports the theory that 'men are idiots'
The theory that men are idiots and often do stupid things is backed up by evidence in the Christmas issue of The BMJ. The findings are based on an analyses of sex differences in idiotic behaviour.
The story of a bizarre deep-sea bone worm takes an unexpected twist
The saga of the Osedax "bone-eating" worms began 12 years ago, with the first discovery of these deep-sea creatures that feast on the bones of dead animals. The Osedax story grew even stranger when research ...
Fathering offspring is more than just a race to the egg
The chance of a male fathering offspring may not be a simple race to the egg, but is influenced by the length of the male's sperm, say scientists from the University of Sheffield.
Monkey-style 'bromance' helps macaques weather life's hard knocks
When it comes to weathering the slings and arrows of outrageous fortune, male macaques get by with a little help from their fellow dudes, according to new research.
Research finds clue to why females live longer than males
A study from the University of Exeter has found that male flies die earlier than their female counterparts when forced to evolve with the pressures of mate competition and juvenile survival. The results could ...
Female color perception affects evolution of male plumage in birds
The expression of a gene involved in female birds' color vision is linked to the evolution of colorful plumage in males, reports a new study from the University of Chicago. The findings, published Nov. 26 ...
Boy moms more social in chimpanzees
Nearly four decades of observations of Tanzanian chimpanzees has revealed that the mothers of sons are about 25 percent more social than the mothers of daughters. Boy moms were found to spend about two hours ...
Females protect offspring from infanticide by forcing males to compete through sperm
Previous research has shown that infanticide by males is widespread in many mammal species, but most commonly occurs in those species where females live in social groups dominated by one or a few males.