Latest Mating Stories
Mothers win the genetic tug of war by producing more sons with larger fathers and more daughters with smaller fathers.
The brains of males and females, and how they use them, may be far more different than previously thought, at least in the fruit fly Drosophila melanogaster.
Researchers at the California Institute of Technology (Caltech) and the University of California, San Diego (UCSD) have discovered that injecting a simple hormone into leeches creates a novel way to study how hormones and the nervous system work together to produce species-specific reproductive behavior.
UC researcher finds that when it comes to hooking up with the opposite sex, genital complexities do matter.
Female ducks have evolved an intriguing way to avoid becoming impregnated by undesirable but aggressive males endowed with large corkscrew-shaped penises: vaginas with clockwise spirals that thwart oppositely spiraled males.
Stopping male mosquitoes from sealing their sperm inside females with a 'mating plug' could prevent mosquitoes from reproducing, and offer a potential new way to combat malaria.
SUNNYBANK HILLS, Australia, Dec. 9 /PRNewswire/ -- These days, it's common knowledge that one out of every two marriages will end in divorce. And yet, we are still getting married.
Females can be too attractive to the opposite sex â€“â€“ too attractive for their own good â€“â€“ say biologists at UC Santa Barbara.
New research shows that male suitors of a female cannibalistic spider risk facing a premature death unless they perform an adequate courtship lasting a minimum of 100 minutes.
British scientists say they've found some female insects can control the amount of sperm they store in an effort to select the best father for their young. University of Exeter researchers say their findings represent new evidence to explain how some female insects can influence the father of their
Stegodyphus lineatus is the only European species belonging to the spider genus Stegodyphus. The males of this species are up to 12 millimeters long, while the females are up to 15 millimeters long. The coloration can range from whitish to almost black. In the majority of individuals, the opisthosoma is whitish with two broad black longitudinal stripes. The males and females look similar, but the male is usually richer in contrast and has a bulbous forehead. The species name is in...
The Greek Tortoise, Testudo graeca, is one of four European member of the Testudinidae family of tortoises. The other members of the family are Herman's Tortoise, Marginated Tortoise, and Horsfield's Tortoise. There are six noticeable differences between males and females of the Greek Tortoise. Males have a longer tail that tapers to an even point. The anal cavity opening is farther from the base of the tail on the male. The male's underbelly is somewhat curved, while females have a flat...
- Large; stout; burly.