Stable identifier for a case-insensitive name spelling.Display spelling; all-uppercase source spellings use title case.Observed Cat, Dog, or both; not a restriction on naming other animals.Observed Male, Female or Unknown categories; not a universal sex classification.Unicode character count including internal spaces and punctuation.Whitespace-separated word count.Optional exact-name matched historical Oddity meaning, not independently verified etymology.historical_unverified or unavailable. Only a ten-record historical sample was available.Foreign key to pet_names.Cat or Dog; kittens and puppies are grouped with their species.Source Male, Female, or Unknown; blanks map to Unknown.Distinct source animal identifiers using this name within this species and sex group. Local shelter observations, not population estimates.Earliest outcome date in this group.Latest outcome date in this group.Foreign key to pet_names.Cat or Dog.Male, Female or Unknown.Calendar month of the recorded shelter outcome, YYYY-MM.Distinct animals in this name/species/sex/month group. Not additive across months.Source outcome events in the group; repeat events remain events, not extra animals.