ANATOMY

Detailed explanation-1: -Stimulus like food. Prey will cause a reaction from a hungry animal.

Detailed explanation-2: -Examples of stimuli and their responses: You are hungry so you eat some food. A rabbit gets scared so it runs away.

Detailed explanation-3: -Stimuli may include the sight of food, the sound of a potential predator, or the smell of a mate. They may also include such daily events as nightfall and seasonal events such as decreasing temperatures. Animals respond to stimuli. Each of these stimuli elicits specific behaviors from animals.

Detailed explanation-4: -Pheromones. A pheromone is a secreted chemical signal used to trigger a response in another individual of the same species.

Detailed explanation-5: -Both plants and mammals respond to external stimuli. Animals show slow response to stimuli while plants show slow response to stimuli. Plants show response only to certain stimuli, generally light and touch. Animals show response to many stimuli, such as light, heat, pressure, smell etc.