The couple, who are yet to officially confirm their romance, want to rescue an abandoned pooch, and are particularly keen to provide a "loving home" for a large canine, reports femalefirst.co.uk.
"Mila (Kunis) and Ashton (Kutcher) have been touring shelters looking for an abandoned dog that needs a loving home," femalefirst.co.uk quoted a source as saying.
"They have their hearts set on a big dog - either a golden retriever or a Labrador," the source added.
Mumbai Roundup: 9 incidents that took place this week
Photos: Ajay Devgn, Parineeti, Tabu at 'Golmaal Again' trailer launch
Photos: Dipika Pallikal Karthik oozes oomph in bikinis and sarees
Photos: Kareena Kapoor Khan's grand birthday bash
Photos: 'Dangal' girls Sanya Malhotra, Fatima Sana Shaikh's dinner outing