Sorcha Faal. Won't hurt you to read it. Some interesting things in there.
Birds can visualize the Earth's magnetic field around them in 3-D space. It is reasonable to assume they would be the first creatures to sense a disturbance in it and they might flee to a position on the surface where the field seemed stable ... possibly the same reason someone once chose to build a pyramid on that spot?
Nocturnal creatures are always smarter than diurnal critters.
Owls have been thought mystical harbingers of death by the Romans and were considered to be outside of the flow of time by Cherokees. The Irish felt they were prophetic birds who could see into the future before it happened.