he Sims: Unleashed is the sixth expansion in the series, and adds a ton of new features. The most notable edition to The Sims is that of pets. Your Sim family may now adopt a pet from the local pet adoption center. You can adopt a cat, a dog, a lizard, a turtle, birds, parrots or fish. The second main addition is gardening. You can now buy seeds at a garden store, and plant (and grow) your own crops. You can then use these crops to eat or to sell. (mobygames.com)