"Close Encounters of the Third Kind" tells of aliens visiting earth and contacting humans, but what are close encounters of the first and second kind?

Sofie

First kind A sighting of one or more unidentified flying objects; Flying saucers Odd lights Aerial objects that are not attributable to human technology. Second kind An observation of physical evidence of extra-terrestrial visitation; Footprints Heat or radiation Damage to terrain Human paralysis Frightened animals Interference with engines or TV or radio reception. Crop circles found in the vicinity of a UFO sighting Third kind An observation of one or more occupants associated with one or more crafts. Fourth kind A human is abducted by a UFO. Fifth kind Encounters that are joint, bilateral contact events produced through the conscious, voluntary and proactive human-initiated or cooperative communication with ETI. http://en.wikipedia.org/wiki/Close_Encounters Mar 25 07, 9:09 AM