Petco provides adoption services through Petfinder Adoptions and Think Adoption First. It also provides online adoption searches and services as well as in-store events and adoptions, as of 2015.
Petfinder Adoptions is Petco's online adoption search, accessible via its store website or in-store at a computer terminal. Petfinder lets potential pet owners search by animal type, size, breed and gender to find pets in their areas. According to Petco, their adoption database is comprised of animals from verified Petco Adoption Partner organizations.
Petco also hosts events to display animals at their stores for adoption by visitors. The store has various small animals and fish up for adoption daily.