Psychology - Attachments

1. How are different from animals in a way that they form an attachment?
People and animals are different, except that people are thinking animals Aggressive relatives can do so freely and can confirm to do is listen to a person's citizenship.
2.The animal is not something arbitrary, because it can not be considered carefully, with only sufficient to know that it is possible to do just the result of it.

Those who did not notice attached to is someone who did not think of what's his they have given, is useless, or if you did not think the job was not important to him, then made him not interested in anything, and of loss of the interests of themselves and make intellectual with those other.