https://en.wikipedia.org/wiki/Interdimensional_UFO_hypothesis
https://en.wikipedia.org/wiki/Cryptoterrestrial_hypothesis#UFO_reports_as_hidden_terrestrials
If one sees a creature of almost any size and shape that seems to emerge from an interdimensional portal or doorway, who would believe them, let alone be able to prove it?
Yet, there are several myths and even legends about strange beings and creatures throughout history.
https://en.wikipedia.org/wiki/Interdimensional_UFO_hypothesis#Hynek_and_Vallee
https://en.wikipedia.org/wiki/Time-traveler_UFO_hypothesis
Even if something very peculiar was recorded on a bunch of Flock cameras, the official explanation might be something like, it was just a flock of seagulls.
https://therabbitportal.blogspot.com/search?q=Interdimensional+Doorways
