The summary of the text is:
The text is about three alleged alien encounters that happened in different places and times. The first one is about the Skinwalker Ranch in Utah, where a family experienced various paranormal phenomena, such as strange lights, creatures, and mutilated cows. The second one is about the Hopkinsville's nightmare in Kentucky, where a group of people claimed to see a metallic creature with red eyes that attacked them. The third one is about the Warminster phenomenon in England, where many residents reported hearing loud noises and seeing unidentified flying objects in the sky. The text also provides some possible explanations for these incidents, such as curses, owls, meteorites, or hoaxes.
Here are the key facts extracted from the text:
1. The Skinwalker Ranch in Utah is known for paranormal activity.
2. The Sherman family experienced strange occurrences after moving to the ranch.
3. Heavy chains and bolts were found on the property, suggesting the need for security.
4. A wolf approached the Sherman family but was unharmed after being shot.
5. Gwen Sherman experienced items moving inexplicably around the house.
6. Terry Sherman found his tools missing, only to reappear in odd locations.
7. The family encountered unidentified flying objects and other unexplained phenomena.
8. Cattle on the ranch suffered mysterious injuries and some disappeared without a trace.
9. The Shermans sold the ranch due to these disturbing events.
10. Paranormal investigator Robert Bigelow bought the ranch to study the phenomena.
These are factual statements based on the narrative provided in the text, without any added opinions or interpretations.