{{B}}FixedAction Patterns ofAnimalBehavior{{/B}}
A、fixed action pattern refers to a sequence of innate behaviors that is essentially unchangeable and usually conducted to completion once starteD、It is triggered by a sensory stimulus called a sign stimulus.Because the animal responds to the sign stimulus, rather than the environment as a whole, it may be "tricked" by signals that are out of their usual context.Even human beings have some behaviors in fixed action patterns, such as sneezes. Understanding some fixed patterns of animal behavior can help us to look deeper into the behavior of animals.
Question: The professor uses two examples to illustrate the definition of "fixed pattern of animal behavior".Explain how these examples are related to the reading passage.