What are abnormal Behaviours in animals?
Abnormal behaviour is defined as an untypical reaction to a particular combination of motivational factors and stimuli. Much abnormal behaviour can be regarded as stress-coping responses. Three categories of abnormalities are discussed: stereotyped motor patterns, abnormal aggression and cannibalism.
How do zoos affect animal behavior?
In contrast, most studies show that the presence of the public in zoos has a negative impact on animal behaviour, such as reducing social interactions (grooming, for example [14]). The same animals expressed more abnormal behaviours when they were observed by visitors.
What negative effects do zoos have on animals?
In some species, welfare problems in zoos have been well-documented, such as lameness and behavioural problems in elephants, stereotypic behaviour and high infant mortality in polar bears, and abnormal behaviour in great apes.
Why do animals show abnormal behaviour?
Abnormal behavior often results when an animal is housed in an environment where it is exposed to chronic aversive stimuli, where it cannot perform behaviors normally essential to reproduction or survival in the wild, or where it cannot perform behaviors that would correct the homeostatic imbalance it is experiencing.
What are examples of abnormal behavior?
For example, a mouse continuing to attempt to escape when escape is obviously impossible. Behavior that violates the standards of society. When people do not follow the conventional social and moral rules of their society, the behavior is considered to be abnormal.
What is abnormal physiological parameters in animals?
Abnormal behaviors indicate that an animal is unable to adjust behaviorally to the captive environment and, hence, may be expressing abnormal physiology. ARBs are also correlated with a wide range of behavioral changes that affect experimental outcomes.
What is typical behaviour in animals?
Normal behaviour is that expected of physically and psychologically healthy animals. Changes in behaviour and the presence/absence of particular behaviours can provide a valuable indication of the animal’s welfare state.
Do animals behave differently in zoos?
However, life in captivity differs substantially from life in the wild. Abnormal behaviour in captive animals can include stereotypic behaviours – highly repetitive, invariant, functionless behaviour, such as repetitive pacing, swaying, head-bobbing, bar-biting, over-grooming or excessive licking.
How can the behavior of the animals change when they are kept in a zoo in presence of visitors?
In some species it has been suggested that when visitors observe the animals from above, their presence can be more stressful than if they are at a lower level. The movements and noise made by zoo visitors can have an effect on the stress response of animals.
What are four abnormal behaviors?
There are four general criteria that psychologists use to identify abnormal behavior: violation of social norms, statistical rarity, personal distress, and maladaptive behavior.
What is the abnormal Behaviour?
behavior that is atypical or statistically uncommon within a particular culture or that is maladaptive or detrimental to an individual or to those around that individual. Such behavior is often regarded as evidence of a mental or emotional disturbance, ranging from minor adjustment problems to severe mental disorder.
What is normal and abnormal Behaviour?
Normal behavior refers to expected behavior in individuals whereas abnormal behavior refers to behavioral patterns that go against the social expectations.