The phrase "mere curiosity" refers to a sense of interest or wanting to know more about something without any specific or strong reason. It suggests a casual or minimal level of curiosity. Full definition
Historical interest can be the result of mere curiosity, and curiosity looks for the particular, the unique. (firstthings.com)
Some pets react with mere curiosity, but occasionally these changes can cause a significant level of stress for dogs and cats. (timberlineanimalhospital.net)
Besides mere curiosity and determining possible health issues, genetic testing can help protect dogs from breed specific legislation by proving that they are not part of banned breeds. (cesarsway.com)