[header] How to keep a pet [title] Remember that they are living creatures. [step] You must always keep in mind that your pet has feelings. Just like humans, they want freedom, good food, entertainment and may have acute feelings like sorrow, happiness etc. 
A pet may not be a human but its feelings and needs are very similar. They may not be able to express their feelings to us but they feel just like us and they enjoy and suffer, just like humans.