Corey is an orange squirrel with prominent brown stripes on her head and light orange stripes encircling the front of her face. She possesses brown eyes, each featuring three defined eyelashes. Her standard outfit consists of a blue sleeveless dress, accessorized with green flowers serving as both a necklace and a headpiece. Artistic renditions frequently depict her holding a peanut.

She owns and operates Café De Cori, fulfilling duties as both chef and waitress while managing the establishment solo. This independence is demonstrated when Pecola temporarily oversees operations during her absence. Though typically amiable among friends, Corey visibly expresses frustration in response to Pecola’s disruptive conduct. She additionally exhibits difficulties in collaborative settings, suggesting struggles with teamwork.

Despite her role as a business proprietor, Corey displays a youthful appearance and intermittent childlike mannerisms. Promotional materials indicate she may be fourteen years old.

Her documented engagements focus on café management and constrained social exchanges. She participates in group activities, including consuming pudding alongside fellow characters in the series' opening sequence.