The term ANIMAL'S HOME can be summarized by two crossword solutions: LAIR (4 letters) and HABITAT (7 letters). A LAIR is a place where an animal lives, such as a den or a cave. It is usually hidden away from the public eye and is used as a shelter for the animal. A HABITAT is the natural environment of an animal, which includes the food, water, and shelter that the animal needs to survive. It is the area in which the animal lives and interacts with its surroundings.