Maybe you'll find the perfect dog, cat, rabbit, horse, bird, reptile, farm animal or other small creature for you listed on the site. (flagpets.com)
It will also repel other small creatures that may not be wanted in the yard or around your house. (cat-lovers-only.com)
The Monster player can kill other smaller creatures to evolve and become stronger by entering a cocoon stage, leaving itself vulnerable for a short duration. (macgamerhq.com)