The direct struggle between individuals for environmental necessities or for a common goal.
The observable response an animal makes to any situation.
Behavioral responses or sequences associated with eating including modes of feeding, rhythmic patterns of eating, and time intervals.
Behaviors expressed by individuals to protect, maintain or promote their health status. For example, proper diet, and appropriate exercise are activities perceived to influence health status. Life style is closely associated with health behavior and factors influencing life style are socioeconomic, educational, and cultural.
Any behavior caused by or affecting another individual, usually of the same species.
The observable response of a man or animal to a situation.
Sexual activities of humans.
Sexual activities of animals.
Any observable response or action of a child from 24 months through 12 years of age. For neonates or children younger than 24 months, INFANT BEHAVIOR is available.
The tendency to explore or investigate a novel environment. It is considered a motivation not clearly distinguishable from curiosity.
Any observable response or action of an adolescent.
Disturbances considered to be pathological based on age and stage appropriateness, e.g., conduct disturbances and anaclitic depression. This concept does not include psychoneuroses, psychoses, or personality disorders with fixed patterns.
The behavior patterns associated with or characteristic of a mother.
The application of modern theories of learning and conditioning in the treatment of behavior disorders.
Relatively invariant mode of behavior elicited or determined by a particular situation; may be verbal, postural, or expressive.
Behavior which may be manifested by destructive and attacking action which is verbal or physical, by covert attitudes of hostility or by obstructionism.
Any behavior associated with conflict between two individuals.
Undertaking a task involving a challenge for achievement or a desirable goal in which there is a lack of certainty or a fear of failure. It may also include the exhibiting of certain behaviors whose outcomes may present a risk to the individual or to those associated with him or her.
The act of making a selection among two or more alternatives, usually after a period of deliberation.
Animal behavior associated with the nest; includes construction, effects of size and material; behavior of the adult during the nesting period and the effect of the nest on the behavior of the young.
Behavior in which persons hurt or harm themselves without the motive of suicide or of sexual deviation.
The physical activity of a human or an animal as a behavioral phenomenon.
Animal searching behavior. The variable introductory phase of an instinctive behavior pattern or sequence, e.g., looking for food, or sequential courtship patterns prior to mating.
Behaviors which are at variance with the expected social norm and which affect other individuals.
Instinctual behavior pattern in which food is obtained by killing and consuming other species.
The observable, measurable, and often pathological activity of an organism that portrays its inability to overcome a habit resulting in an insatiable craving for a substance or for performing certain acts. The addictive behavior includes the emotional and physical overdependence on the object of habit in increasing amount or frequency.
An act performed without delay, reflection, voluntary direction or obvious control in response to a stimulus.
Behaviors associated with the ingesting of water and other liquids; includes rhythmic patterns of drinking (time intervals - onset and duration), frequency and satiety.
Coordinate set of non-specific behavioral responses to non-psychiatric illness. These may include loss of APPETITE or LIBIDO; disinterest in ACTIVITIES OF DAILY LIVING; or withdrawal from social interaction.
The behavior of performing an act persistently and repetitively without it leading to reward or pleasure. The act is usually a small, circumscribed behavior, almost ritualistic, yet not pathologically disturbing. Examples of compulsive behavior include twirling of hair, checking something constantly, not wanting pennies in change, straightening tilted pictures, etc.
Reduction of high-risk choices and adoption of low-risk quantity and frequency alternatives.
Predetermined sets of questions used to collect data - clinical data, social status, occupational group, etc. The term is often applied to a self-completed survey instrument.
An act which constitutes the termination of a given instinctive behavior pattern or sequence.