Please choose the correct ending to complete the given sentence: Pets and Animals: [header] How to have fun with your new cockatiel [title] Give your cockatiel time to adjust to your home. [step] When you first bring your new cockatiel home, he may need anywhere from a few days to two weeks to get comfortable in his new environment. Limit your interactions with him during this time.

Ending1: When you do interact with him, try to take him on short walks or longer trips with you until he gets used to the environment. Eventually, he will get used to being outside of your home. Ending2: Though cockatiels love hugs and petting, they also may not be at ease in uncomfortable spaces. Support his comfort by securing your distance between the two of you and making sure you give him plenty of space. Ending3: [substeps] Having a comfortable cage will help your cockatiel adjust to your home. Make sure the cage is large enough for him to spread his wings without touching the sides of the cage. Ending4: This helps him get used to your presence in his new home. [title] Learn what he's used to.

Answer format: ending1/ending2/ending3/ending4