While many are quite rare and never encountered in any pet store, the sheer size of this group of animals means a fair number of them are actually quite common. (petbusiness.com)
You also get great service and the small size of the group adds intimacy to the experience. (mauihikingsafaris.com)
It is usually wise to set a limit on the number of sessions, anywhere from six to ten, and to limit size of the group to ten people or fewer. (religion-online.org)