Tag: "genitalia" at biology news

Defining male and female

...Meeting. At the same time, children with ambiguous genitalia continue to undergo surgical sex assignment. Baby girls with a condition called congenital adrenal hyperplasia (CAH), for example, may undergo clitoroplasty to reduce male-looking anatomy, as well as vaginoplasty if the labia are fused together. "T...

Certain fish have a special mating preference

...ize was larger, as there is minimal cost for large genitalia in that environment. Bigger is better for mating,...tors that shape the evolution of body forms. Male genitalia are more variable than just about any other body form studied, and there is a significant cadre of e...

Size matters: fish genitalia attractiveness vs. predatory escape value

...Academy of Sciences. Variation in the size of male genitalia in animals that have internal fertilization has long been of interest. While competitive advantages of sperm robustness and other post-mating sexual selection criteria have been widely studied and posed as evolutionary explanations, the roles of pre-...

PNAS highlights for the week of May 16 - 20

... predators, researchers report. Diversity of male genitalia size in animals with internal fertilization has in...chanisms, such as mating selection favoring larger genitalia and natural selection favoring reduced size, may also drive genital diversification. --- Rapid Iden...

Like mother, like cubs

...as were hermaphrodites. The characteristics of the genitalia are responsible for some obvious anatomical challe...es may be helpful in understanding how this unique genitalia evolved and why it works. Mating that culminates in pregnancy and successful rearing of young is c...

How does one sex grow larger than the other?

...ggs, it may be costlier to produce male gonads and genitalia than it is to produce female gonads and genitalia. As a result, males might need more time to mature at larger body sizes. This world-wide collaboration developed because most people work and thus have data on only particular animal groups. Wolf B...

Size matters if you're a rodent

...will be catching on any time soon." The study of genitalia has a long history in evolutionary biology. Because genitalia evolve very rapidly compared to other body structures, they are often the only means through which s...

Ewwwww! UCLA anthropologist studies evolution's disgusting side

...ransplant organs were appendages like tongues and genitalia that routinely come into direct contact with the ...he idea of transplanting internal organs. Tongues, genitalia and anuses ranked the most disgusting, while hips, kidneys and arteries turned the fewest stomachs. ...

'War Between the Sexes': The coevolution of genitalia in waterfowl

...cies of ducks and geese, the authors show that the genitalia of males and females have dynamically co-evolved w...er exploration of the development and evolution of genitalia in birds. "I am sure there are more surprises out there," she said! Her further research will ask wh...

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(Date:7/27/2015)...   Zynx Health ™, the market leader ... today announced that its ZynxCarebook ™ mobile ... smartphones and tablets. With this expansion, care team ... ZynxCarebook to securely exchange messages and share assessments ... to other care settings, and improve clinical outcomes ...
(Date:7/23/2015)... 23, 2015 Research and Markets ( ... "Global Outlook of the Biometrics Industry 2015 ... The global biometrics market is likely to ... applications owing to the uptake of multiple technologies ... that enhances the growth of biometrics in existing ...
(Date:7/21/2015)... 2015  NXT-ID, Inc. (NASDAQ: NXTD ) ... focused on the growing mobile commerce market and ... it has filed provisional patent 62/192218 for ... This invention highlights next generation payment technology ... but also the user using unique personal identifiers ...
Breaking Biology News(10 mins):Zynx Health Adds Android Device Support to ZynxCarebook Solution 2Zynx Health Adds Android Device Support to ZynxCarebook Solution 3Global Outlook of the Biometrics Industry 2015 2Global Outlook of the Biometrics Industry 2015 3NXT-ID Patents Personalized Tokenized Payments for Next Generation Secure Payment Technology 2NXT-ID Patents Personalized Tokenized Payments for Next Generation Secure Payment Technology 3NXT-ID Patents Personalized Tokenized Payments for Next Generation Secure Payment Technology 4
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