Scientists agree that musical instruments are a sign of fully modern behavior and a complex form of communication.

VOA: special.2009.08.18

One study showed that signs of disorderly behavior and theft lead to additional acts of crime.

VOA: special.2009.03.03

The Framingham study gathers information about physical and mental health, personal behavior and diet.

VOA: special.2009.12.22

have problems with paying attention, controlling their behavior and being overly active.

VOA: special.2010.05.26

The activities are said to include drug use,sexual behavior and violence.

VOA: special.2009.02.03

His behavior and appearance grew increasingly strange.

VOA: special.2009.06.27

His behavior and appearance became increasingly strange.

VOA: special.2009.07.05

And we hope that we can see a change in behavior and attitude on the part of the Venezuelan government,".

VOA: standard.2009.09.15

"North Korea changed their behavior and words from mid-July, that's the point U.N.Security Council resolution 1874,to be implemented,".

VOA: standard.2009.12.08

"The focus of that dialogue is on Iran's behavior and uppermost in our minds is taking the measures necessary, with our partners in the region, to maintain their security and their stability,in particular against Iranian subversive activities,"

VOA: standard.2009.05.05

Or,at least their study shows that music similar to the monkey's own sounds can affect their feelings and behavior.

VOA: special.2009.09.29

The Malaria Institute at Macha in southern Zambia is a living laboratory for the study of mosquito and human behavior.

VOA: special.2010.04.20

They might talk too much. And they might act and speak without thinking about the results of their behavior.

VOA: special.2009.09.16

But she says there is much evidence that nicotine in tobacco smoke affects the nervous system, and child development and behavior.

VOA: special.2009.01.13