Respuesta :
a rabbit runs away from a fox that is chasing it is external stimuli
Thirst and hunger are internal stimulation caused by hypothalamus of human brain
Yawning is a process occuring due to low oxygen levels in the blood which is also internal factor
Answer:
a rabbit runs away from a fox that is chasing it
Explanation:
An external stimulus is a stimulus that originates from outside the organism. For example, light is an external stimulus