University studies found cats retained memory of their guardians even after 2 year separations.
2 Year Recognition
Cats remember negative handling like forced interactions for at least 1 month in additional experiments.
1 Month Memory Minimum
Familiar human smells likely aid cat recall even after long periods apart.
Scent Signatures
Hearing a formerly well-known voice again after an absence may spur memories of that person.
Voice Recognition
Strong feelings about a person, good or bad, forges durable memories over time.
Link to Emotions
Initial positive interactions lead to fond memories versus distressing first meetings being similarly unforgettable.
First Impressions Matter
Memory capacity varies between cats based on early brain development nurturing cognitive function.
Individual Differences