"개과" refers to the family of mammals known as Canidae, which includes animals like dogs, wolves, foxes, and coyotes. Members of this family are characterized by their long snouts, sharp teeth, and strong sense of smell. They are typically social animals, often living in packs, and are known for their adaptability to various environments. The Canidae family plays a significant role in ecosystems as both predators and scavengers. They help control populations of other animals and contribute to the balance of their habitats. Many species within this family have also been domesticated, leading to the close relationship between humans and domestic dogs.