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Tag: "queens" at biology news

Ants Genetic Engineering Leads To Species Interdependency

...ter ants, populations have been discovered inwhich queens mate with males of another species to produce gene...nts are generally found in two forms: reproductive queens andsterile workers. The role, or caste, of an individual is determined forlife at a certain stage in...

Sexual cooperation: Mating increases longevity in ant queens

...sburg, Germany, and Copenhagen, Denmark, show that queens of the social ant Cardiocondyla obscurior actually...ng and reproduction throughout their lifetime, ant queens in social species mate only during a short period early in life and store and use the sperm of their...

Beauty queens urge girls not to sacrifice their bones

Seven beauty queens from four continents today appealed to girls and y... with beauty at the expense of health. The beauty queens pointed out that the standard of beauty, even for beauty queens, is changing. They urged women and ...

Ants, not evil spirits, create devil's gardens in the Amazon rainforest, study finds

...5,000 queens, adding that the presence of multiple queens "undoubtedly contributes to colony longevity." Niche construction "The cultivation of devil's gardens by ants is an excellent example of niche construction," Frederickson says. "By killing plants of other species, the ant promotes the growth and ...

ASU researchers find link between social behavior, maternal traits in bees

...ely active. Due to the emergence of colonies with queens responsible for reproduction, the ancestral foraging states were no longer linked to reproductive activity in worker bees, predicted Amdam. But the states could still influence foraging behavior, resulting in a division of labor between pollen-foragi...

Looking to a new era in bee research

...caste determination, which results in reproductive queens and largely sterile workers. They also address some of the challenges faced by honey bees, including analyses of disease resistant pathways and metabolic adaptations to an all floral diet. Several papers address ways that honey bee studies can p...

Queen bee promiscuity boosts hive health

...iple mates takes more time and energy and puts the queens at greater peril for predator attacks. "Even tho...Seeley. Specifically, Tarpy inseminated honeybee queens ( Apis mellifera ) with sperm from either a single drone or from 10 drones. Seeley then sprayed the ...

Undergraduate research shows leaderless honeybee organizing

...uld actually see how workers were interacting with queens inside a swarm cluster, where they are hanging in a tree. That was really interesting, because nobody had ever really been able to look at that before,” he noted. “What was interesting was how little attention the workers pay the queen – until it ...

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(Date:4/18/2014)... [Brown University] Asteroid and comet impacts can cause ... regional or even global scales. But new research from ... signatures of ancient life at the time of an ... Pete Schultz has found fragments of leaves and preserved ... ancient impacts in Argentina. The material could provide a ...
(Date:4/17/2014)... was a word for chili peppers. Information about archaeological ... a study of the appearance of words for chili ... jalapeos were domesticated and highlight the value of multi-proxy ... et al.) of nine papers presented in a special ... Academy of Sciences on plant and animal domestication ...
(Date:4/17/2014)... ALBUQUERQUE, N.M. A credit-card-sized anthrax detection cartridge developed ... small business makes testing safer, easier, faster and cheaper. ... causes anthrax, is commonly found in soils all over ... illness in both humans and animals. The bacteria can ... to B. anthracis may occur through skin ...
Breaking Biology News(10 mins):Impact glass stores biodata for millions of years 2Impact glass stores biodata for millions of years 3Chickens to chili peppers 2Chickens to chili peppers 3Pocket-sized anthrax detector aids global agriculture 2Pocket-sized anthrax detector aids global agriculture 3
(Date:4/18/2014)... discovery that turns 160 years of neuroanatomy on its ... to be essential for the fast transmission of impulses ... ubiquitous as thought, according to a new work lead ... Institute (HSCI) and the University,s Department of Stem Cell ... of Harvard,s Department of Molecular and Cellular Biology. , ...
(Date:4/18/2014)... worst memories? How did it make you feel? According ... personal experience, such as how sad you were or ... especially when you can,t stop thinking about it. ... the context of the memories, rather than how you ... alleviate the negative effects of these memories, a new ...
(Date:4/18/2014)... Fraser University psychologists have made a brain-related discovery ... attention-deficit disorders. , This discovery opens up the ... or suppress a specific brain activity that the ... , The Journal of Neuroscience has ... John McDonald, an associate professor of psychology and ...
(Date:4/18/2014)... is available in French . ... surgical practice and regenerative medicine. A team led by ... (CNRS/ESPCI Paris Tech) and Didier Letourneur from the Laboratoire ... has just demonstrated that the principle of adhesion by ... to repair soft-tissue organs and tissues. This easy-to-use gluing ...
(Date:4/17/2014)... chronic inflammation in benign prostate tissue was associated ... association was found even in those with low ... published in Cancer Epidemiology, Biomarkers & Prevention ... Cancer Research. , An analysis of prostate tissue ... arm of the Prostate Cancer Prevention Trial (PCPT) ...
Breaking Medicine News(10 mins):Health News:Finding turns neuroanatomy on its head 2Health News:Finding turns neuroanatomy on its head 3Health News:New study suggests a better way to deal with bad memories 2Health News:New study suggests a better way to deal with bad memories 3Health News:Scientists discover brain's anti-distraction system 2Health News:Innovative strategy to facilitate organ repair 2Health News:Innovative strategy to facilitate organ repair 3Health News:Chronic inflammation may be linked to aggressive prostate cancer 2Health News:Chronic inflammation may be linked to aggressive prostate cancer 3
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