Please choose the correct ending to complete the given sentence: Pets and Animals: [header] How to stop barbering in guinea pigs [title] Look for causes of barbering. [step] Identifying the cause of barbering can help you figure out how to stop it. Stress, boredom, or competition for resources can all lead to barbering.

Ending1: Visit the kennel for information, and make sure to ask staff where your guinea pig is kept and where the barbering takes place. [substeps] Check out how they clean the cages a lot. Ending2: Make sure all your pigs have their own hiding places, food bowls, and water sources. This can help alleviate stress and competition for resources, and could stop the barbering behavior. Ending3: Learning the common causes behind causing your pig to barrow can help you keep track of these triggers. This will help you give your pig the proper nutrition he needs to live a fuller life. Ending4: Examine whether or not barbering is in your guinea pig's life or whether it is simply a part of its personality. [substeps] Look for signs that your guinea pig is no longer invested in its favorite play activity.

Answer format: ending1/ending2/ending3/ending4