Answer:
generalization
Step-by-step explanation:
Generalization: In psychology, the term "generalization" is defined as the propensity of an organism (animals, human beings) to respond towards distinct yet similar stimuli in the same manner.
Example: As given in the question above, the boy gets scared of any other birds because of his experience towards a parrot that bit him on the nose earlier.
In the question above, the given statement signifies the "generalization process".