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Behavior in Biological News

Genetic marker linked to problem behaviors in adults with developmental disabilities

... with developmental/intellectual disabilities and behavior problems had the gene variant, compared to 20 percent of the same group with no behavior issues and 20 percent of a typically developing ... with it. It is not, however, linked to behavior problems in individuals with fragile X syndrome, ...

Geographic profiling applied to track hunting patterns of white sharks in South Africa

... in the wild. As a result, shark predatory behavior has remained much of a mystery. Now, researchers ... are apex predators, so studies of shark hunting behavior are important for understanding their ecology and ... has also been applied to studies of the foraging behavior of bats and bumblebees, the spread of infectious ...

What really prompts the dog's 'guilty look'

... on the natural human tendency to interpret animal behavior in human terms. Anthropomorphisms compare animal behavior to human behavior, and if there is some superficial similarity, then the animal behavior will be interpreted in the same terms as ...

Scientists examine perceptions of risk and the spread of disease

... population may have inadvertently altered the behavior of the pathogen itself. How human behavior changes the spread of emerging infectious ... risk means jointly considering how human behavior influences disease and how disease influences ...

Biologists devise unifying framework to explain evolutionary puzzles

... that accounts for phenomena like the cooperative behavior exemplified by extra-pair parentage. The ... of the body, the hormones and cells, and the behavior of individuals. Evolution looks at how organisms ... be looked at together," Akay said. Using bird behavior as an example of functional dynamics, Akay said, ...

Biologists consider unifying framework to explain evolutionary puzzles

... that accounts for phenomena like the cooperative behavior exemplified by extra-pair parentage. The ... of the body, the hormones and cells, and the behavior of individuals. Evolution looks at how organisms ... be looked at together," Akay said. Using bird behavior as an example of functional dynamics, Akay said, ...

Scientists examine human behavior and the threat of disease

... population may have inadvertently altered the behavior of the pathogen itself. How human behavior changes the spread of emerging infectious ... risk means jointly considering how human behavior influences disease and how disease influences ...

Remembrance of things past influences how female field crickets select mates

... Calif. UC Riverside biologists researching the behavior of field crickets have found for the first time ... the same species has profound impacts on insect behavior and may act as a linchpin in evolution. Study ... a surprise to find that they can change their behavior based on remembered social information. ...

Caltech researchers train computers to analyze fruit-fly behavior

... in what is almost real time; characterizing the behavior of a new line of flies "by hand" might take a ... over and over to record one particular type of behavior at a time," says Anderson. Using this method to ... bit of video repeatedly, each time looking at the behavior of a single pair of flies. "In order to screen ...

Team identifies a molecular switch linking infectious disease and depression

... give them anti-depressants, the depressive-like behavior goes away," Kelley said. "So the next question ... in the brains of mice with depressive-like behavior showed otherwise, Dantzer said. "The brain is ... mice exposed to BCG exhibited typical sickness behavior (low appetite, reduced activity), from which they ...

Team IDs genesis of mass migrations

... Science . It also confirms theories about the behavior of large groups of animals in general, from bird ... this is the first time we've quantified this behavior in nature and over such a huge ecosystem," said ... such as geographical distributions, abundance and behavior of fish shoals and to better understand what ...

Transport behavior of E. coli varies depending on manure source

... led to several studies looking at the transport behavior of this important microorganism in groundwater ... Riverside, compared cell properties and transport behavior of 12 different E. coli isolates obtained from ... the extracellular polymeric substance. Transport behavior of the E. coli isolates was assessed by ...

Lincoln Park Zoo scientists awarded National Institutes of Health grant

... and discover how stress relates to maternal behavior and ultimately to offspring stress, health and ... research is to better understand how maternal behavior influences infant health and development in ... about chimpanzees and better understand maternal behavior and stress in humans. Researchers use ...

Forget the freezer: Research suggests novel way to control water behavior

... with increasing ease when compressed. While this behavior on a large scale has been the subject of much ... confinement in nanometer-scale spaces affects the behavior of water-based solutions, including those ... nicely done piece of work, in which complex phase behavior is investigated systematically through the power ...

If you're aggressive, your dog will be too, says veterinary study at University of Pennsylvania

... published in the current issue of Applied Animal behavior Science , also showed that using non-aversive or ... manipulation does little to correct improper behavior and can elicit aggressive responses." The team ... guidance and resources for safe management of behavior problems. Herron, Frances S. Shofer and Ilana R. ...

2 genes influence social behavior, visual-spatial performance in people with Williams syndrome

... SALT LAKE CITYUnraveling the genetics of social behavior and cognitive abilities, researchers at the ... the Center for Integrated Neurosciences and Human behavior at the Brain Institute at the University of Utah ... "Genetic contributions to human cognition and behavior are clear but difficult to define," says Bellugi. ...

Biofeedback from the zoo

... suffer from overt compulsions and compare their behavior to classic displays of neurotic or healthy behavior from the animal kingdom, observed in the wild or ... treatments. It's the first to connect animal behavior to human OCD, and was recently presented at the ...

Primate culture is just a stone's throw away from human evolution, study finds

... scientists have been studying stone-handling behavior in several troops of Japanese macaques to catch a ... by these macaques during stone-handling, a behavior that has been passed down from elder to younger ... and as a result, the infants acquired the behavior more quickly than other infants. Furthermore, ...

Honey bees on cocaine dance more, changing ideas about the insect brain

... elegant, one of the seven wonders of the animal behavior world." (To see a video of the waggle dance, ... also an important tool for understanding social behavior in animals in particular altruism, the "social ... a neurochemical known to be important to insect behavior particularly in regard to movement and eating. ...

Ants may help researchers unlock mysteries of human aging process

... for study about whether epigenetics influences behavior and aging." According to Dr. Reinberg, ants ... out to discover whether changes in the brain and behavior occur as a consequence of living in a particular ... underlying differences in longevity, social behavior and brain aging among queen and worker ants. ...

Fountain of Youth to be found in the anthill?

... closely related, yet these sisters' body types, behavior and purpose can become specialized and vastly ... arise in each of these ant types' longevity and behavior without some real differences in their DNA? ... to study epigenetic factors of differences in ant behavior and development. They contacted my colleague Bert ...

Jupiter's shrinking red spot

... pummeled by hurricane-force winds. The ribbon's behavior is more complicated, but also essential for ... Davitian will describe new research into the behavior of "transverse" jets, which consist of gas or ... or both. Continuing research will explore the behavior of transverse jets of different densities, which ...

Evolution's new wrinkle

... the underlying cause for this self-correcting behavior in the observed protein chains. Standard ... theory, a body of knowledge that deals with the behavior of dynamical systems, the researchers concluded that this self-correcting behavior could only be possible if, during the early ...

New regulatory mechanism discovered for cell identify and behavior in forming organs

... said the mechanism coordinates cell identity and behavior in the forming organs of embryos. "Our study ... other controlling the pathway for cell movement, behavior and adhesion," said Dr. Zorn, also associate ... best known for their role in stimlating cell behavior during embryo development and in cancer. They ...

Predatory bacterial swarm uses rippling motion to reach prey

... at the University of Iowa are studying this behavior in Myxococcus xanthus (M. xanthus) , a bacterium ... unit that can change its structure and behavior in response to changing availability of prey. ... coined the term predataxis to describe M. xanthus behavior in response to prey. In earlier studies, ...

Florida's 'worm grunters' collect bait worms by inadvertently imitating mole sounds

... turtles reported that they engage in a stomping behavior that brings earthworms to the surface so they can ... the worms, the biologist observed their behavior after they surfaced. After traveling a ... population. So the worms have not changed their behavior as a result of the earth grunters' activity. ...

What is wild? Odor attraction among different wildtype Drosophila

... Drosophila melanogaster ) show a highly selective behavior towards odor stimuli. A series of behavioral ... sources or oviposition sites. Interestingly, the behavior differed between investigated D. melanogaster ... have observed with other organisms: that the behavior of animals, as well as plant responses to biotic ...

Entomological Society of America names 2008 award winners

... film clips on biochemistry and insect behavior in sophisticated multi-media lectures, and he ... Preston's research focuses on pest ant behavior and ecology, and his research project is entitled ... a Ph.D., continuing to work in the field of ant behavior and ecology. John Henry Comstock Graduate ...

Advance offers revolution in food safety testing

... cause harm. Sometimes bacteria only exhibit the behavior that can cause illness under specific environmental conditions, and it's that toxic behavior that we need to detect, Trempy said. "Bacteria ... "There is potential to directly assess the toxic behavior of the contaminating bacteria, not just the ...

Is that song sexy or just so-so?

... common to all vertebrates, called the "social behavior network." "Social behaviors such as courtship, ... across nine different nodes of the brain's social behavior network. The research group treated female ... to map and quantify the activity in the social behavior network that was induced specifically by song. ...

No helicopter moms among Rutgers mutant mice

... that the same gene promotes "helicopter mom" behavior in mice. The gene, known as stathmin or ... of pups in her care. Retrieving wayward pups is a behavior motivated by innate fear of attack by predators, ... thunder," said Shumyatsky. "The typical parental behavior would be to gather their children and seek ...

Making snack food choices

... issue of the Journal of Nutrition Education and behavior , Dutch researchers found that there is a ... At times, the link between intentions and behavior is stronger. In healthy eating behavior, a strong ... healthy snack choice intentions and actual behavior was demonstrated. Despite that gap, the results ...

Cocaine: How addiction develops

... researchers studied the changes in physiology and behavior of the genetically modified animals. The ... performed standardized tests to measure addictive behavior in the animals. At first sight, both the ... and the control animals displayed the usual behavior under the influence of cocaine. Forced to ...

UT Health Science Center researchers study diet and autism

... gluten and dairy products play a role in autistic behavior as parents have anecdotally claimed. The pilot ... gluten, are thought to be related to changes in behavior in these children. Children will be taken off ... (leaky gut) through urine collection and behavior through psychometric testing. ...

ID Analytics Study Reveals Employees' Criminal Misuse of Stolen Identities

... Identity Theft Research Uncovers New Fraud behavior Patterns SAN DIEGO, July 31 /PRNewswire/ -- ID ... an unprecedented analysis of the criminal behavior patterns associated with the misuse of identities ... between transactions and patterns of criminal behavior after data theft had taken place. Key findings ...

A bee's future as queen or worker may rest with parasitic fly

... A tiny parasitic fly is affecting the social behavior of a nocturnal bee, helping to determine which ... a parasite having a positive affect on the social behavior of its host. This is accomplished by ... fly-free cells. The flies may encourage worker behavior in some bees. "We often think of parasitism in ...

1 missing gene leads to fruitless mating rituals

... Gr32a gene, and these flies attempted copulation, behavior not seen in the wild-type males. The ... when they had been covered with male pheromones, behavior that the wild-type flies avoided. "This gene ... the development of pheromones in human sexual behavior is not as clear-cut as one would hope," Amrein ...

Shrinking carbon footprints

... to assess how well environmentally sustainable behavior might be motivated by providing the householders ... as a result, motivated to make changes to their behavior and physical surroundings," the researchers say. ... could be the most effective way to change behavior on a large scale. ...

Political participation is partially rooted in genetic inheritance

... are significantly more similar in their voting behavior than fraternal twins who share only 50 per cent ... been used to show that participatory political behavior is heritable. For example, among identical ... but this has always been interpreted as learned behavior rather than inherited behavior. It is also ...

Killer whales, blind bats, discriminating dolphins, mating birds

... of the effect of vessels and swimmers on the behavior of spinner dolphins [Paper 1pAB2]. And NOAA's ... 342B. Paper 1pAB3, "Effects of sound on the behavior of toothed whales" will be presented at 1:40 p.m. ... a forested habitat can be monitored and the behavior of animals can be recorded and analyzed ...
Other Contents
(Date:8/21/2014)... skin fungus linked to dandruff, eczema and other itchy, ... even further global reachesincluding Hawaiian coral reefs and the ... , A review in the scientific journal PLOS ... the fungi of the genus Malassezia in ... datasets from around the world. , University of Hawai,i ...
(Date:8/21/2014)... AWI geologist Juliane Mller the Fram Strait is a key ... of this passage between Greenland and Svalbard warm Atlantic water ... the west side cold Arctic water masses and sea ice ... Atlantic. A considerable portion of the Atlantic water cools here ... layers. The circulation of the water caused in this manner ...
(Date:8/21/2014)... A team of researchers at Louisiana Tech ... using affordable, consumer-grade 3D printers and materials ... contain antibacterial and chemotherapeutic compounds for targeted ... doctoral students and research faculty from Louisiana ... collaborated to create filament extruders that can ...
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