Primarily referring to such behavior in horses. Stall walking is considered to be a nuisance vice. Stamping is performed by sheep and goats and is a threat signal. To assume or maintain an upright position on extended legs. If an animal has been lying for a long time, it may manifest leg stretching and ventroflexion, frequently followed by defecation, upon standing.
Stenosis sounds often are indicators of inflammatory constriction of respiratory pathways.
The sounds may consist of hissing, purring, roaring, snorting, snuffling, or whistling. The term generally is used to refer to behavior that develops as a consequence of a problem situation such as extended social isolation, low level of environmental complexity, deprivation, etc. Stereotypy also may arise from genetic predispositions, or from disease of, or damage to, the brain. Any motor activity classified as being an integral part of stereotyped behavior. In the context of experimental behavior, The term simulation also applies to an attempt to generate such neural activity.