Canadian Brand. Puppies naturally imitate their mother's eating habits and seek out the same food she eats. Starter mousse has been specially formulated to meet the requirements of the mother at the demanding time of gestation and lactation and help the puppy during the transition from maternal milk to solid food. Starter mousse has a very fine mousse texture that makes it easy to lap up, facilitating the transition from milk to solid food. It is also highly palatable to help ensure the puppy eats its food and obtains all the nutritional support required for healthy development.