This preparation may involve exposure to novel feeds, familiarization with different environments, handling, etc. Also, the action of the tongue and lips during feed intake of grazing animals. Offspring born prematurely tend to be underweight or underdeveloped in other ways and usually require special care to survive. It occurs in young group-housed bull calves. Prepuce sucking may lead to infection abscesses, or stricture of the prepuce causing difficult urination.
Progressive defoliation is most obvious when pasture flora is inadequate in highly palatable plants.
As a result, a conditioned response becomes elicited upon the occurrence of the previously neutral stimulus. In normal circumstances, the period is completed when the organism achieves the capability to produce viable gametes and displays behavior characteristic of sexual maturity. The characteristic behavioral state is recumbency. The duration of recumbency is influenced by species affiliation and delivery ease. A vocalization of ducks, produced either as a single sound or, more typically, as a short series of low sounds, Q14804.