Which scenario illustrates ontogenetic behavior?

• A. Quickly learns to come when name is called
• B. Fear of fire
• C. Nursing in puppies
• D. A dog barking after being trained

Answer: (A)

Ontogenetic behavior is behavioral change that develops during an individual’s life through learning and experience, not something the animal is born knowing. Quick recall to come when the dog’s name is called is a clear example because it hinges on the dog learning to associate the cue with a rewarding action through training and repetition. This ability isn’t intrinsic at birth and grows as the dog experiences practice, reinforcement, and feedback.

Fear of fire, nursing in puppies, and barking after training each reflect different influences. Fear of fire is largely an innate, evolutionary safety response rather than something learned anew through life. Nursing in puppies is an instinctive behavior present from birth, not learned later. Barking after training is a learned behavior too, but it’s driven mainly by conditioning specific to a trained cue or context; the essential distinction for ontogenetic behavior is the development of a new behavior through ongoing, life-long learning, as seen with recall to name.