All believe? Have you talked to ALL of them?The paragraphs are separated for a reason. First one is referring to the bible, second is referring to religious people.
All theistic religions believe in aliens that have been to and influenced earth. People of atheistic religions don't refer to themselves as religious thus not religious.
I would not travel 100 miles to go to a zoo, let alone 1000 or 10,000 or in galaxy sized trips of light years. Also to piggy back on the religion aspect. Angels, There are different kinds described in the Bible. No disrespect to any religion just stating facts.maybe for the same reason we visit the Zoo?